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Physiology

Within Science
Lab equipment in background with illustration of DNA strand, question marks, and an arrow pointing to the horn on a unicorn. Caption: We'd want to know what parts of the genome make the horn.
#askMIT
Episode 2
2 minutes 46 seconds
Grade Level: 9 - 12
Lab equipment in background with illustration of connected neurons. Caption: glia activate and help fix the neurons
#askMIT
Episode 1
2 minutes 56 seconds
Grade Level: 8 - 12
Still image from: 10 Reasons You Should Never Try Vaping
15 minutes 56 seconds
Grade Level: 4 - 8
A fossil in a rock.`Caption: More than 50 species are brand new to science,
4 Awesome Discoveries You Probably Didn't Hear About This Week
Episode 26
2 minutes 15 seconds
Grade Level: 10 - 12
Black background with text that reads, "Alcohol and the Developing Brain."
22 minutes 51 seconds
Grade Level: 9 - 12
Person sitting in front of a bookcase with books on various scientific subject. Caption: Microbes come in a huge variety of shapes--
Ask a Scientist About
Episode 3
4 minutes 44 seconds
Grade Level: 5 - 8
illustration depicts a close knitted structure of the nerves. Caption: are now hardwired in because we use them so often.
Ask a Scientist
Episode 14
1 minutes 51 seconds
Grade Level: 7 - 12
Illustration of a cell with activity inside. Caption: It changes the function of the cell
Holiday Lectures On Science
Season 2004 / Ep 3
58 minutes 28 seconds
Grade Level: 11 - 12
Digital illustration of the lateral view of the brain. Text on image reads, "Working Memory." "Cognitive System with Limited Capacity." "Transient Holding Processing and Manipulation of Information."
Behavioral Science
Episode 4
30 minutes 55 seconds
Grade Level: 10 - 12
Person in shorts and a t-shirt running by a green field. Caption: We all benefit from being stronger,
18 minutes 42 seconds
Grade Level: 7 - 12
Bill Nye holding an infant. Caption: You, she, and I have the same number of brain cells
Bill Nye The Science Guy
Season 2 / Ep 14
23 minutes 3 seconds
Grade Level: 5 - 9
Illustration of a cell split in two that appears to be ready to eat something. Caption: T-Cells produce proteins that turn ordinary macrophages into killers
Biology
Episode 6
34 minutes 58 seconds
Grade Level: 10 - 12
A roughly tear-drop shaped object with a thin outer layer, a wider middle layer, and a central space. Caption: A gastrula is an embryo made of three cell layers.
Biology
Episode 5
21 minutes 47 seconds
Grade Level: 10 - 12
The skull of an animal with long, sharp teeth. Caption: And those teeth are incredibly strong.
3 minutes 54 seconds
Grade Level: 5 - 8
Illustration of a vein blocked by a fatty substance. Caption: then what happens in a stroke or heart attack.
20 minutes 11 seconds
Grade Level: 4 - 8
Two people wearing gloves and examining human bones. Caption: no bones were fractured.
51 minutes 54 seconds
Grade Level: 9 - 12
Still image from: Bones
7 minutes 23 seconds
Grade Level: 3 - 6
Close up of a human ribcage. Caption: The ribs form a cage that protects the heart, lungs,
9 minutes 1 seconds
Grade Level: 3 - 8
A man in a white lab coat looking into a microscope. Caption: Examination back in the lab can confirm the species of fern.
44 minutes 44 seconds
Grade Level: 9 - 12
A diagram shows six cell parts. Nucleus, Nuclear Membrane, Cytoplasm, Mitochondria, Vacuoles, and cell membrane.
1 minutes 12 seconds
Grade Level: 7 - 12
Microscopic view of pond water teaming with life. Text on image reads, "Core Biology. Microbiology and Genetics."
Core Biology
Episode 4
29 minutes 6 seconds
Grade Level: 10 - 12
People in full biohazard contamination suits working in a science lab. Caption: "why some people survive the infection -
51 minutes 39 seconds
Grade Level: 9 - 10
Digital cross section image of a human brain showing the right hemisphere with the occipital lobe lit up.
Time: The Story Of Existence
Episode 1
50 minutes
Grade Level: 9 - 12
Person in gloves and a lab coat handles two mice. One is noticeably heavy. Caption: because a single gene is defective,
Holiday Lectures On Science
Season 2004 / Ep 4
58 minutes 30 seconds
Grade Level: 11 - 12
A honey bee sucks nectar from a flower.
Deep Look
Season 6 / Ep 9
4 minutes 10 seconds
Grade Level: 7 - 12
Closeup of the rattle at the end of a black and white striped rattlesnake. The rattle is composed of hollow, interlocking segments that are shiny and slightly transparent.
Deep Look
Season 6 / Ep 13
4 minutes 11 seconds
Grade Level: 7 - 12
Video shows a light gray background.
Deep Look
Season 6 / Ep 7
4 minutes 15 seconds
Grade Level: 7 - 12
Blurred photo of a woman leaning over to kiss the cheek of a baby. The baby reaches up to grab her chin in its hands.
Deep Look
Season 6 / Ep 10
3 minutes 27 seconds
Grade Level: 7 - 12
People in an open-air market. Caption: Villarreal believes that these types of viruses
44 minutes 44 seconds
Grade Level: 10 - 12
Still image from: Eons: How Humans Lost Their Fur
Eons
Season 3 / Ep 27
11 minutes 27 seconds
Grade Level: 10 - 12
Computer rendering of a dinosaur skeleton depicting a creature with short front arms and a long tail that walks on its hind legs.
Eons
Season 3 / Ep 9
Grade Level: 10 - 12
Person Speaking from a podium. Caption: and why it doesn't act so well in the obese.
Holiday Lectures On Science
Season 2004 / Ep 2
58 minutes 30 seconds
Grade Level: 11 - 12
Close up view of microscopic organism. Different colored organs are visible beneath the clear tissue of the body. Caption: Some are asexual, producing eggs that hatch
Life In Aquatic Environments
Episode 1
18 minutes 28 seconds
Grade Level: 9 - 12
Closeup of the human eye. Caption: He may start examining the cornea.
11 minutes 6 seconds
Grade Level: 3 - 8
A group of people inspecting a skeleton.
7 minutes 45 seconds
Grade Level: 10 - 12
A woman leaning down to brush her lips on the head of a sleeping baby held in her arms. Caption: were passed on from generation to generation,
16 minutes 58 seconds
Grade Level: 9 - 12
Points of light against a dark, textured background. Caption: many adaptations to support movement.
Hidden Biodiversity
Episode 4
3 minutes 12 seconds
Grade Level: 9 - 12
Infrared scan of the head and shoulders of a person mostly in red and yellow. Caption: it's already increased 5 degrees to 36 degrees Celsius.
15 minutes 23 seconds
Grade Level: 9 - 12
Illustration of a gray brain with areas highlighted in green. Title card reads, "How Does Your Brain Learn? Changes in active brain regions could be an indicator of 'training related performance gains.'"
5 minutes 37 seconds
Grade Level: 10 - 12
Aerial closeup of a hand with a pencil drawing a variety of styles of eyes on white paper.
6 minutes 58 seconds
Grade Level: 4 - 8
Aerial closeup of a hand holding a black pen to trace over a pencil drawing of the profile of a young boy on white paper.
2 minutes 53 seconds
Grade Level: 4 - 8
Still image from: How to Draw Hands
6 minutes 59 seconds
Grade Level: 4 - 8
Blurry city in background. Taste and Smell.
Human + The Future of Our Senses
Episode 4
48 minutes 15 seconds
Grade Level: 10 - 12
Blurry city in background. Touch.
Human + The Future of Our Senses
Episode 5
48 minutes 15 seconds
Grade Level: 10 - 12
Man in profile seated at a desk and looking at a computer monitor.
48 minutes
Grade Level: 10 - 12
Two women exercising with dumbbells. Caption: to make their bodies as strong as can be.
I Can Be Anything I Want to Be A to Z
Episode
3 minutes 49 seconds
Grade Level: 4 - 8
An animal with the body of a lion, an extra goat head on its back, and a snake instead of a tail. Caption: Chimera.
It's Okay to Be Smart
Season 7 / Ep 14
9 minutes 43 seconds
Grade Level: 10 - 12
An illustration depicts the sinuses present in a human skull.
It's Okay to Be Smart
Season 7 / Ep 26
11 minutes 57 seconds
Grade Level: 9 - 12
A comparison of passive echolocation used in vehicles and active echolocation in dolphins.
It's Okay to Be Smart
Season 7 / Ep 18
16 minutes 8 seconds
Grade Level: 9 - 12
An enlarged view of the cells lining the retina is shown from an eyeball. A colorful and a black and white picture of parrot are shown on either side of the eyeball.
It's Okay to Be Smart
Season 7 / Ep 23
8 minutes 56 seconds
Grade Level: 10 - 12
Sixteen eyeballs, each with different eye color. Caption: Martin-Schultz scale.
It's Okay to Be Smart
Season 7 / Ep 9
5 minutes 37 seconds
Grade Level: 9 - 12
Still image from: It's Okay to Be Smart: The Lizard That Uses Nanotechnology to Walk Upside Down
It's Okay to Be Smart
Season 8 / Ep 21
8 minutes 7 seconds
Grade Level: 10 - 12
Still image from: It's Okay to Be Smart: The Shocking Way Your Brain Runs on Electricity
It's Okay to Be Smart
Season 8 / Ep 23
18 minutes 49 seconds
Grade Level: 10 - 12
Still image from: It's Okay to Be Smart: What Is Impossible in Evolution?
It's Okay to Be Smart
Season 9 / Ep 3
19 minutes 27 seconds
Grade Level: 10 - 12
Still image from: It's Okay to Be Smart: Why Are We Warm Blooded?
It's Okay to Be Smart
Season 9 / Ep 6
11 minutes 18 seconds
Grade Level: 10 - 12
Still image from: It's Okay to Be Smart: Why Is Sex a Thing?
It's Okay to Be Smart
Season 9 / Ep 9
12 minutes 31 seconds
Grade Level: 10 - 12
Title card in blue box on white background reads, "How many syllables are in support?"
Let's Learn
Season 0 / Ep
56 minutes 45 seconds
Grade Level: Ps - 3
Cartoon of a child in a classroom setting standing at the front of the class next to a skeleton. Caption: Your body's made of many parts that help you move and think.
Everyday Science for Preschoolers
Episode 7
1 minutes 7 seconds
Grade Level: 2 - 5
Closeup of Michio Kaku speaking to camera.
Time: The Story Of Existence
Episode 2
50 minutes
Grade Level: 9 - 12
Illustration of human torso with area over the upper chest in x-ray vision, showing the rib cage and heart. Caption: the heart.
21 minutes 15 seconds
Grade Level: 7 - 12
Group of children with arms raised. Spanish captions.
12 minutes 22 seconds
Grade Level: K - 3
Illustration of the human digestive system. Caption: Then the remains of the food, which is now pretty much waste,
The Miracle Of The Human Body
Season 0 / Ep 2
28 minutes 51 seconds
Grade Level: 7 - 12
Illustration of a human skull with the eyeballs still present. Caption: The human eye is an organ -- an exquisite sensory organ --
The Miracle Of The Human Body
Season 0 / Ep 1
28 minutes 21 seconds
Grade Level: 7 - 12
Illustration of tubular structures. Nova science Now. Caption: The answer -- mirror neurons,
4 minutes 35 seconds
Grade Level: 10 - 12
Alex Dainis is seated in front of her book shelf. Animation of a cell structure. Caption: And this volume includes all of its organelles.
4 minutes 54 seconds
Grade Level: 10 - 12
Machine inserting something into rows of test-tubes. DNA strand in the background. Caption: Another group of chemical mutagens are the base analogs.
23 minutes 28 seconds
Grade Level: 10 - 12
Still image from: Neuroscience: Understanding the Brain--Brain Basics
Neuroscience: Understanding the Brain
Episode 1
28 minutes 30 seconds
Grade Level: 10 - 12
Still image from: Neuroscience: Understanding the Brain--Mapping the Brain
Neuroscience: Understanding the Brain
Episode 2
28 minutes 52 seconds
Grade Level: 10 - 12
Still image from: Neuroscience: Understanding the Brain--The Brain, Computers, and Technology
Neuroscience: Understanding the Brain
Episode 5
28 minutes 29 seconds
Grade Level: 10 - 12
Still image from: Neuroscience: Understanding the Brain--The Developing Brain
Neuroscience: Understanding the Brain
Episode 3
28 minutes 27 seconds
Grade Level: 10 - 12
Still image from: Neuroscience: Understanding the Brain--The Thinking and Social Brain
Neuroscience: Understanding the Brain
Episode 4
28 minutes 55 seconds
Grade Level: 10 - 12
Illustration of the inner ear showing the stirrup bone and other structures. Caption: lie the fluid-filled cavities of the inner ear.
24 minutes 47 seconds
Grade Level: 9 - 12
Drawing of a human torso and head with a cross section of the chest removed to show the human heart and lungs. Caption: It has been seen as the site of our emotions,
48 minutes 56 seconds
Grade Level: 10 - 12
A diagram depicts the musculature of lower back. Caption: Gluteus Maximus,
Physics Girl
Season 4 / Ep 9
10 minutes 34 seconds
Grade Level: 10 - 12
Illustration of a human arm flexing and the bicep muscle enlarged. Caption: to control the extent of the contraction,
13 minutes 45 seconds
Grade Level: 4 - 8
Man and woman walking with arms around each other's waist. Caption: humans are truly a privileged species,
32 minutes 14 seconds
Grade Level: 10 - 12
Four jets trailing colored exhaust engaging in trick maneuvers. Caption: (narrator) A g-force is the force gravity has on your body.
17 minutes 39 seconds
Grade Level: 4 - 8
Kaleidoscopic pattern primarily in blues and greens. Caption: I worked more and more on generating these images.
Artrageous With Nate
Season 0 / Ep 9
6 minutes 14 seconds
Grade Level: 7 - 12
Gloved hand holding the trachea and lungs from a human body. Caption: branches into two smaller tubes called bronchi,
15 minutes 39 seconds
Grade Level: 9 - 12
Computer screen showing a cross section of the human brain. Caption: and it's a fundamentally new way to see the brain.
Science Nation
Episode 18
3 minutes 8 seconds
Grade Level: 9 - 12
Brightly colored bird with a beak almost as large as its body. Caption: You'd think it would be too beak-heavy to fly.
Science Nation
Episode 200
4 minutes 55 seconds
Grade Level: 9 - 12
Bat with wings extended spots on the rib of one wing highlighted. Caption: We're interested in bat flight mechanics and how they fly.
Science Nation
Episode 169
2 minutes 34 seconds
Grade Level: 7 - 12
Person working on a robotic leg that is wearing a shoe. Caption: This is a battery that powers everything.
Science Nation
Episode 92
2 minutes 34 seconds
Grade Level: 7 - 12
Woman in front of a computer screen in a dimly lit space. Caption: about impacts of night shift work on a woman's body clock.
Science Nation
Episode 154
2 minutes 33 seconds
Grade Level: 10 - 12
Person with a fabric cap strapped to their head. The cap has metal rivets and wires attached. Captions: (female) it feels maybe like a mild itchy or tingling sensation.
Science Nation
Episode 8
3 minutes 3 seconds
Grade Level: 9 - 12
Person sitting at a table across from a robot. On the table in front of them are objects of different shapes and colors. Caption: Would you put the green object with one peg into the red box?
Science Nation
Episode 98
2 minutes 34 seconds
Grade Level: 10 - 12
A gray eel. National Aquarium. Caption: an electric eel can generate enough current to stun its prey.
Science Nation
Episode 89
2 minutes 33 seconds
Grade Level: 7 - 12
Closeup view of very thin wires forming concentric squares and other geometric patterns. Caption: these circuits are thinner than a hair
Science Nation
Episode 100
2 minutes 32 seconds
Grade Level: 10 - 12
Person placing an object under a microscope. Caption: for nerves to regrow themselves
Science Nation
Episode 81
2 minutes 44 seconds
Grade Level: 7 - 12
Person holding a large animal skull. Caption: The teeth on this thing are huge.
Science Nation
Episode 133
2 minutes 33 seconds
Grade Level: 7 - 12
Alligator in grass. Caption: for a population and genetics survey of alligators.
Science Nation
Episode 88
2 minutes 29 seconds
Grade Level: 10 - 12
Cross section of the human brain. Caption: creating a virtual 3-D image of the brain.
Science Nation
Episode 119
2 minutes 33 seconds
Grade Level: 9 - 12
Person walking on a treadmill with sensors attached to their legs. Caption: (narrator) What if you could alleviate pain by changing your stride?
Science Nation
Episode 75
2 minutes 32 seconds
Grade Level: 7 - 12
Diagram of an orange sphere. Part of the shell of the sphere is removed to show the white interior. On the surface of the sphere are small, brightly colored spots. Caption: help protect against the toxins they make.
Science Nation
Episode 35
3 minutes 1 seconds
Grade Level: 7 - 12
Two people standing at a counter checking in with a receptionist. Caption: So they joined a live donor kidney exchange program.
Science Nation
Episode 63
2 minutes 31 seconds
Grade Level: 10 - 12
A snake with eyes covered. Caption: this snake strikes its prey with pinpoint precision.
Science Nation
Episode 56
2 minutes 37 seconds
Grade Level: 7 - 12
A device strapped on a man's hand. Caption: That device strapped to his arm is a sweat biosensor.
Science Nation
Episode 251
3 minutes 30 seconds
Grade Level: 10 - 12
Person with head laying on pillow while wearing a cap with wires attached. Caption: and how you can boost how much you remember while you snooze.
Science Nation
Episode 60
2 minutes 32 seconds
Grade Level: 9 - 12
Red, black, and white snakes in a tube. People in white lab coats and gloves are in the background. Caption: They can go many places things with arms and legs can't.
Science Nation
Episode 203
5 minutes 8 seconds
Grade Level: 7 - 12
Model of a human head being brushed by whiskers attached to wires protruding from a metal post. Caption: by a set of artificial wire whiskers,
Science Nation
Episode 193
4 minutes 33 seconds
Grade Level: 10 - 12
Graphic of light and dark blue spheres of various sizes. Caption: The food molecules fuel cellular respiration.
Science Video Vocab
Episode 108
2 minutes 40 seconds
Grade Level: 9 - 12
Computerized image of a skull. Caption: The axial skeleton consists of the skull,
Science Video Vocab
Episode 141
2 minutes 31 seconds
Grade Level: 8 - 12
Negative feedback loop. Control center (brain), effector, response, feedback, stimuli, receptor, back to control center. Caption: The control center determines the appropriate response.
Science Video Vocab
Episode 110
2 minutes 28 seconds
Grade Level: 9 - 12
Closeup of a mottled brown spider. Caption: arachnids and crustaceans, have a skeleton on the outside
Science Video Vocab
Episode 134
2 minutes 7 seconds
Grade Level: 5 - 8
Two crabs facing off. Spanish captions.
Science Video Vocab (Spanish)
Episode 123
2 minutes 7 seconds
Grade Level: 5 - 8
Two people walking down a hallway. Caption: we chat with DNA scientist Bruce Jackson,
Scientists & Engineers On Sofas (And Other Furnishings)
Episode 1
7 minutes 12 seconds
Grade Level: 10 - 12
Illustration of a bear in snow. Caption: for the long winter's nap,
Seasonal Science
Episode 2
2 minutes 5 seconds
Grade Level: 7 - 12
Closeup of the human eye. Caption: which regulates the amount of light entering the eye.
15 minutes 43 seconds
Grade Level: 9 - 12
Closeup of a person's midsection. Person wears white and wraps their arms around themself. Title card reads, "Shedding light on heat, Episode 6. Heat and the human body."
Shedding Light on Heat
Episode 6
34 minutes 31 seconds
Grade Level: 7 - 12
Closeup of a slice of pumpkin pie with a dollop of whipped cream. A fork rests on the side of the pie plate.
Spot on Science
Episode 12
2 minutes 13 seconds
Grade Level: 7 - 12
Digital illustration of a human head in profile with a brain visible inside. An arrow pointing to a dot in the brain is labeled, "Amygdala."
Spot on Science
Episode 3
3 minutes 7 seconds
Grade Level: 7 - 12
A hummingbird drinking nectar out of a flower.
5 minutes 13 seconds
Grade Level: 7 - 12
Diagram of sound entering the ear and being processed by the structures in the ear. Spanish captions.
15 minutes 16 seconds
Grade Level: K - 4
Children wearing dark sunglasses against a backdrop of the beach. Spanish captions.
13 minutes 59 seconds
Grade Level: K - 4
Cartoon of a purple amoeba looking up at a spiraling double helix while a pink amoeba looks toward the viewer from the opposite side. Title card reads, "Alleles and Genes."
The Amoeba Sisters
Episode
8 minutes 37 seconds
Grade Level: 7 - 12
Cartoon of a purple amoeba looking up at a spiraling double helix while a pink amoeba looks toward the viewer from the opposite side. Title card reads, "Asexual and Sexual Reproduction."
The Amoeba Sisters
Episode
5 minutes 22 seconds
Grade Level: 7 - 12
Cartoon of pink and purple amoebas smiling and gesturing with their hands. Title card reads, "Biological Levels."
The Amoeba Sisters
Episode
6 minutes 10 seconds
Grade Level: 7 - 12
Cartoon of pink and purple amoebas smiling and gesturing with their hands. Title card reads, "Biomolecules."
The Amoeba Sisters
Episode
9 minutes 40 seconds
Grade Level: 7 - 12
Cartoon of 2 amoebas smiling and leaning in from opposite sides of the screen. Title card at center reads, "Blood Types and Punnett Squares." And in parentheses, "Multiple Alleles."
The Amoeba Sisters
Episode
9 minutes 26 seconds
Grade Level: 7 - 12
Cartoon of a purple amoeba holding a paintbrush and gesturing toward a chalkboard that reads, "Cell Transport." Pink amoeba smiles and gestures toward the chalkboard from the opposite side.
The Amoeba Sisters
Episode
9 minutes 13 seconds
Grade Level: 7 - 12
Cartoon of 2 amoebas smiling and leaning in from opposite sides of the screen. Title card at center reads, "Cellular Respiration."
The Amoeba Sisters
Episode
10 minutes 21 seconds
Grade Level: 7 - 12
Cartoon of 2 amoebas smiling and leaning in from opposite sides of the screen. Title card at center reads, "Chromosome Numbers During Cell Division."
The Amoeba Sisters
Episode
6 minutes 25 seconds
Grade Level: 7 - 12
Cartoon of a purple amoeba looking up at a spiraling double helix while a pink amoeba looks toward the viewer from the opposite side. Title card reads, "Chromosomes and Karyotypes."
The Amoeba Sisters
Episode
Grade Level: 7 - 12
Cartoon of a pink amoeba leaning to the side with its mouth open wide. Title card reads, "Codons."
The Amoeba Sisters
Episode
11 minutes 37 seconds
Grade Level: 7 - 12
Cartoon of a pink amoeba smiling and gesturing toward a title card that reads, "Dichotomous Keys with Scientific Names." Purple amoeba with surprised expression glances toward the title card from the opposite side.
The Amoeba Sisters
Episode
6 minutes 59 seconds
Grade Level: 7 - 12
Digital illustration of a double helix runs across the top and the bottom of the screen. Title card reads, "D, N, A Replication."
The Amoeba Sisters
Episode
11 minutes 18 seconds
Grade Level: 7 - 12
The molecular structure of D N A and R N A are depicted. Or The D N A double helix structure has two phosphate deoxyribose chains with the nucleotide bases are single bonded to it. The R N A single helix structure has a single phosphate deoxyribose chain with nucleotide bases attached to it.
The Amoeba Sisters
Episode
6 minutes 30 seconds
Grade Level: 7 - 12
Cartoon of a purple amoeba looking up at a spiraling double helix while a pink amoeba looks toward the viewer from the opposite side. Title card reads, "D, N, A, Chromosomes, Genes and Traits."
The Amoeba Sisters
Episode
8 minutes 47 seconds
Grade Level: 7 - 12
Purple cartoon amoeba holds a paintbrush and gestures toward a cartoon chalkboard that reads, "Enzymes." Pink cartoon amoeba smiles and gestures toward chalkboard on opposite side.
The Amoeba Sisters
Episode
6 minutes 7 seconds
Grade Level: 7 - 12
Cartoon of 2 amoebas smiling and leaning in from opposite sides of the screen. Title card at center reads, "Gene Regulation."
The Amoeba Sisters
Episode
6 minutes 27 seconds
Grade Level: 7 - 12
Cartoon of a purple amoeba looking up at a spiraling double helix while a pink amoeba looks toward the viewer from the opposite side. Title card reads, "Genetic Drift."
The Amoeba Sisters
Episode
5 minutes 9 seconds
Grade Level: 7 - 12
Digital illustration of the heads of 2 men labeled, "Godfrey Hardy" and "Wilhelm Weinberg." Title card at center reads, "Hardy-Weinberg Equilibrium. A population's allele and genotype frequencies are constant, unless there is some type of evolutionary force acting upon them."
The Amoeba Sisters
Episode
Grade Level: 7 - 12
Cartoon of a purple amoeba holding a paintbrush and gesturing toward a chalkboard that reads, "How Cells Specialize." And in parentheses below, "Featuring Stem Cells." Pink amoeba smiles and gestures toward chalkboard on opposite side.
The Amoeba Sisters
Episode
7 minutes 46 seconds
Grade Level: 7 - 12
Two cartoon characters. Human Body Systems.
The Amoeba Sisters
Episode
9 minutes 34 seconds
Grade Level: 7 - 12
Cartoon of a group of amoebas. 2 hold shields and point spears. 1 shouts toward another. A green amoeba aims a bow and arrow. Another holds a bottle opposite a shouting amoeba wearing goggles. Title card reads, "Immune System."
The Amoeba Sisters
Episode
9 minutes 43 seconds
Grade Level: 7 - 12
Cartoon of 2 amoebas smiling and leaning in from opposite sides of the screen. Title card at center reads, "Incomplete Dominance, Codominance, Polygenic Traits, and Epistasis."
The Amoeba Sisters
Episode
8 minutes 3 seconds
Grade Level: 7 - 12
Cartoon of a purple amoeba looking up at a spiraling double helix while a pink amoeba looks upwards at helix from the opposite side. Title card reads, "Inside the Cell Membrane."
The Amoeba Sisters
Episode
11 minutes 48 seconds
Grade Level: 7 - 12
Cartoon of a blue amoeba poking an irritated orange amoeba with an arrow that reads, "Intercellular to intracellular" that points to a frowning orange amoeba. Another blue amoeba stands next to an arrow that reads, "Intracellular to intercellular" and points to a blue amoeba poking an orange amoeba. Title card reads, "Signaling."
The Amoeba Sisters
Episode
9 minutes 34 seconds
Grade Level: 7 - 12
The Amoeba sisters present the heading, introduction to cells.
The Amoeba Sisters
Episode
9 minutes 37 seconds
Grade Level: 7 - 12
Cartoon of a purple amoeba looking up at a spiraling double helix while a pink amoeba looks toward the viewer from the opposite side. Title card reads, "Mitosis Versus Meiosis."
The Amoeba Sisters
Episode
7 minutes
Grade Level: 7 - 12
Cartoon of 2 amoebas smiling and gesturing opposite one another. Title card at center reads, "Mitosis."
The Amoeba Sisters
Episode
9 minutes 49 seconds
Grade Level: 7 - 12
A thought bubble for an amoeba sister reads, superpowers. Caption: Mutation.
The Amoeba Sisters
Episode
7 minutes 13 seconds
Grade Level: 7 - 12
Cartoon of a purple amoeba holding a paintbrush and gesturing toward a chalkboard that reads, "Pedigrees." Pink amoeba smiles and gestures toward the chalkboard from the opposite side.
The Amoeba Sisters
Episode
13 minutes 39 seconds
Grade Level: 7 - 12
Cartoon of 2 amoebas smiling and leaning in from opposite sides of the screen. Title card at center reads, "Plant Structure and Adaptation."
The Amoeba Sisters
Episode
9 minutes 22 seconds
Grade Level: 7 - 12
Cartoon of a frowning pink amoeba holding a folded piece of torn green paper. Large piece of folded green paper hovers to the side.
The Amoeba Sisters
Episode
8 minutes 2 seconds
Grade Level: 7 - 12
Cartoon of a purple amoeba looking up at a spiraling double helix while a pink amoeba looks toward the viewer from the opposite side. Title card reads, "Protein Synthesis."
The Amoeba Sisters
Episode
9 minutes 53 seconds
Grade Level: 7 - 12
Cartoon of 2 amoebas smiling and leaning in from opposite sides of the screen. Title card at center reads, "Sex-linked Traits."
The Amoeba Sisters
Episode
7 minutes 2 seconds
Grade Level: 7 - 12
Digital illustration of a sodium potassium pump with a brown cell wall and purple pump at the center. Title card reads, "Sodium Potassium Pump."
The Amoeba Sisters
Episode
8 minutes 5 seconds
Grade Level: 7 - 12
Person standing and holding a small object in their hand while facing a person who is sitting. Caption: in the patient's neck created by the laryngectomy.
32 minutes 54 seconds
Grade Level: 10 - 12
Split image of aerial view of city blocks next and a smiling person. Caption: It's the legacy of an evolutionary balancing act
18 minutes 57 seconds
Grade Level: 10 - 12
A skeletal bone is being placed on a table.
6 minutes 25 seconds
Grade Level: 10 - 12
Person holding a skeleton approximately the length of her thumb. Caption: …each of the limbs, and the scapula.
The Brain Scoop
Episode 7
5 minutes 34 seconds
Grade Level: 10 - 12
Closeup of an animal with a pointed snout, large claws, and overlapping scales covering its body. Caption: They are covered in keratin scales,
The Brain Scoop
Episode 2
4 minutes 19 seconds
Grade Level: 10 - 12
Person holding a taxidermized flying squirrel with legs extended. Caption: As you know, flying squirrels don't fly, they glide.
The Brain Scoop
Episode 8
6 minutes 47 seconds
Grade Level: 10 - 12
Illustration of a skeleton. Arrows indicate the front right toe and back left heel. Caption: Their elongated heel bone and Achilles tendon.
The Brain Scoop
Episode 1
2 minutes 32 seconds
Grade Level: 10 - 12
Drawer containing thin, preserved cross sections of the human body. Caption: looking into the body, like you would an x-ray.
The Brain Scoop
Episode 51
14 minutes 23 seconds
Grade Level: 10 - 12
Platypus with a duck-like snout, webbed feet, and a furry body. Caption: They're the craziest things I've seen in my life.
The Brain Scoop
Episode 9
5 minutes 44 seconds
Grade Level: 10 - 12
Young woman's face in the foreground, older woman's face in the background. Caption: Most people lose weight after the age of 75:
The Cycle Of Life
Episode 3
53 minutes 43 seconds
Grade Level: 9 - 12
Person sitting in front of a computer screen. Caption: are able to solve the puzzle after a night's rest.
The Cycle Of Life
Episode 1
53 minutes 38 seconds
Grade Level: 9 - 12
Streaks of light from silver to light brown in an irregular pattern. Caption: One gene plays an important role for the hormone vasopressin.
The Cycle Of Life
Episode 2
54 minutes 49 seconds
Grade Level: 9 - 12
Recently Added
Still image from: The Edge of Wonder: The Human Microbiome
26 minutes 15 seconds
Grade Level: 11 - 12
Outline of a person with the hypothalamus in their brain highlighted. 98.6 degrees. Caption: The hypothalamus monitors the temperature inside the body
22 minutes 42 seconds
Grade Level: 5 - 10
Color illustration of the human cardiovascular system, showing the heart, arteries, and veins in the chest area.
25 minutes
Grade Level: 9 - 12
People sitting at a table. Caption: (narrator) We may only eat three times a day,
The Living Body
Episode 11
27 minutes 41 seconds
Grade Level: 9 - 12
Closeup of the top view of the human brain. Caption: Many of the body's mysteries lie in the brain,
The Living Body
Episode 5
26 minutes 28 seconds
Grade Level: 9 - 12
Microscopic view of a spherical cell in other structures. Caption: This means a lot of new growth as cells divide and redivide
The Living Body
Episode 3
27 minutes 40 seconds
Grade Level: 9 - 12
A skeletal ribcage with lungs inside. Caption: and the air rushes in.
The Living Body
Episode 23
27 minutes 33 seconds
Grade Level: 9 - 12
Extreme closeup of the outer surface of a brain. Caption: On the surface of the brain is the most important layer:
The Living Body
Episode 24
27 minutes 37 seconds
Grade Level: 9 - 12
Diagram of a human head with the path from the nostril to the sinuses highlighted. Caption: To get the full benefit of the smell,
The Living Body
Episode 15
27 minutes 42 seconds
Grade Level: 9 - 12
Closeup of the human eye. Caption: tell us how near or far something is.
The Living Body
Episode 17
27 minutes 44 seconds
Grade Level: 9 - 12
Human body with the liver shown in the right corner of the abdomen. Caption: An organ like the liver is like an industrial plant
The Living Body
Episode 12
27 minutes 41 seconds
Grade Level: 9 - 12
Microscopic view of cells. Caption: into our cells and taking them over.
The Living Body
Episode 25
27 minutes 37 seconds
Grade Level: 9 - 12
An orange tunnel. Caption: leading air down towards an internal harbor,
The Living Body
Episode 14
27 minutes 32 seconds
Grade Level: 9 - 12
Diagram of the circulatory system in the torso of a human. Caption: The body's source of pressure is the heart
The Living Body
Episode 9
27 minutes 33 seconds
Grade Level: 9 - 12
Person sleeping. Caption: there's a hormone at work to control his metabolic rate,
The Living Body
Episode 13
28 minutes 24 seconds
Grade Level: 9 - 12
Diagram of the human knee showing bone, tendons and ligaments, and cushioning tissues. Caption: The lubricating fluid sometimes dries up at the same time.
The Living Body
Episode 18
27 minutes 23 seconds
Grade Level: 9 - 12
Child at the top of an escalator. Caption: We don't suddenly become adults overnight,
The Living Body
Episode 10
26 minutes 32 seconds
Grade Level: 9 - 12
Microscopic view of cells. Caption: in the fluid that bathes the cells.
The Living Body
Episode 20
27 minutes 41 seconds
Grade Level: 9 - 12
Cartoon of a character gesturing to a complex diagram of machinery. Caption: we believe in breaking things down.
The Magic School Bus
Season 1 / Ep 102
25 minutes 54 seconds
Grade Level: 2 - 6
Magic school bus floating in the air while talking to a child in bed. Caption: And to do that they will go straight to the troubled zone--
The Magic School Bus
Season 1 / Ep 103
25 minutes 54 seconds
Grade Level: 2 - 6
People wrapped in cloth holding walking sticks, herding a large herd of bovine. Caption: people started domesticating animals for food,
The Making Of The Fittest
Episode 5
14 minutes 56 seconds
Grade Level: 10 - 12
Computer screen showing cross section of a scan of the human brain. Caption: inside neurons to form new connections between brain cells,
44 minutes 32 seconds
Grade Level: 10 - 12
A sunflower is labeled, Dormancy, to sleep, and, Tropism, to turn.
1 minutes 12 seconds
Grade Level: 7 - 12
Person about to look into the eye pieces of a microscope. Caption: how hormones control the genome,
Holiday Lectures On Science
Season 2004 / Ep 1
58 minutes 30 seconds
Grade Level: 11 - 12
Animation of red blood cells in a blood vessel. Caption: Red blood cells are eight picometers,
Uno Dos of Trace
Episode 9
3 minutes 58 seconds
Grade Level: 11 - 12
Trace is standing in front of a book shelf. Caption: Also, how does it adjust that temperature once it knows it.
Uno Dos of Trace
Episode 1
5 minutes 4 seconds
Grade Level: 11 - 12
A mouse nibbles the food particle holding it in its claws. Caption: The nanoparticles gave the mouse the ability to see infrared.
Uno Dos of Trace
Episode 7
6 minutes 49 seconds
Grade Level: 11 - 12
Still image from: Vaping & Viruses: Your Lungs, Your Life
17 minutes 17 seconds
Grade Level: 7 - 12
Computer-generated image of a brain with a portion in the middle highlighted green. Text on image reads, "Vaping, Nicotine, and the Developing Brain."
18 minutes 1 seconds
Grade Level: 7 - 12
People walking on a dirt path. Buildings with corrugated metal line the road. Caption: The rotavirus is a tiny virus born in water.
13 minutes 37 seconds
Grade Level: 6 - 12
Microscopic view of small, tube-like structures. Caption: Two kinds of cells make up the living world:
15 minutes 44 seconds
Grade Level: 9 - 12
A group of people inspecting a waterbody.
10 minutes 11 seconds
Grade Level: 10 - 12
Magnified view of cells. Caption: to allow liver cells to grow into functional livers.
Science Out Loud
Episode 18
4 minutes 7 seconds
Grade Level: 9 - 12
Still image from: Xploration Earth 2050: DNA and Your Future
Xploration Earth 2050
Season 4 / Ep 5
22 minutes 16 seconds
Grade Level: 7 - 12
Diagram of human upper body with heart, lungs, and circulatory system visible. Caption: such as the respiratory system
10 minutes 45 seconds
Grade Level: 2 - 6
People sitting in a cafeteria eating. Sign on the wall says, "Fire Safety" Caption: It helps you live a normal life without having to worry
28 minutes 21 seconds
Grade Level: 10 - 12
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