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Biology

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
Person driving a large piece of industrial farm equipment. Caption: towards managing agricultural systems
6 minutes 27 seconds
Grade Level: 7 - 12
Standing outside are two women; one is wearing butterfly wings and a headband with pink antennas, while the other holds a camera.
5 minutes 6 seconds
Grade Level: 4 - 8
Teacher uses a hair clip attached to her arm to hold a ball of yellow clay, demonstrating how a bee carries pollen.
4 minutes 3 seconds
Grade Level: 4 - 8
Person standing in a colorful room with cacti in pots all around the walls. Spanish captions.
Art and More (Spanish)
Episode 23
9 minutes 26 seconds
Grade Level: K - 5
Illustration of a man with gray hair and his ears circled dismayed at a broken object on the floor. Spanish captions.
Art and More (Spanish)
Episode 35
9 minutes 2 seconds
Grade Level: K - 5
Two people in a colorful room with cacti in pots all around the walls. Spanish captions. One is playing an instrument.
Art and More (Spanish)
Episode 38
9 minutes 35 seconds
Grade Level: K - 5
Two women sitting at a desk look at us with curiosity. Caption reads: “Facebook Question: Sheila, Indianapolis.”
3 minutes 3 seconds
Grade Level: 2 - 5
ASL
Closeup of tongs picking up a small piece of mold off bread contained in a glass jar. Caption: I'll take some bread mold and let it work.
3 minutes 2 seconds
Grade Level: 7 - 12
Two arachnids lying on their backs; one has a small abdomen and the other a large abdomen, displaying the bug’s ability to expand its body when it eats.
3 minutes 52 seconds
Grade Level: 2 - 5
Two women wearing headlamps walk out of a dark cave onto mossy rocks.
5 minutes
Grade Level: 4 - 8
ASL
Two-line graphs. One with sharp, jagged, closely spaced peaks and valleys, the other with more gently increasing and decreasing peaks and valleys. Caption: This information is captured by the BioRadio
Career Connections
Episode 12
4 minutes 6 seconds
Grade Level: 7 - 12
Illustration of a smiling green Calcium nutrient with a charge of two. Text reads, “Divalent Cation.”
5 minutes 48 seconds
Grade Level: 7 - 12
Gloved hand reaching into a small tank to pick up a piece of white coral being grown on a disc. Caption: that fight some of the worst infectious bacteria.
Coral Comeback
Episode 9
2 minutes 13 seconds
Grade Level: 7 - 12
Extreme closeup of the cell structure of coral showing rectangular shape in the center of textured cell material. Labeled, (algae) ZooXanthellae. Caption: Zooxanthallae live inside some of the coral's cells.
Coral Comeback
Episode 3
3 minutes 14 seconds
Grade Level: 7 - 12
Microscopic image of a pale white flea with a long body and tail.
Deep Look
Season 7 / Ep 5
4 minutes 32 seconds
Grade Level: 7 - 12
Closeup on the face of a Tsetse fly with red eyes, pale body and an elongated appendage extending out from a black bulb at the bottom of its head.
Deep Look
Season 7 / Ep 2
4 minutes 54 seconds
Grade Level: 7 - 12
Closeup of the white iridescent shell of a California floater mussel.
Deep Look
Season 7 / Ep 8
4 minutes 45 seconds
Grade Level: 7 - 12
Closeup of a sundew plant made up of long yellowish leaves and red tentacles, each with a sticky gland at the tip.
Deep Look
Season 7 / Ep 15
3 minutes 57 seconds
Grade Level: 7 - 12
Black and white closeup of a daddy longlegs spider crawling on the dirt, small black ovular body hovering just above the ground.
Deep Look
Season 4 / Ep 8
4 minutes 3 seconds
Grade Level: 7 - 12
Closeup side view of an ensatina salamander with a long black body with orange spots, short legs, and a long tail.
Deep Look
Season 7 / Ep 12
4 minutes 38 seconds
Grade Level: 7 - 12
Computer rendering of a starfish's tube feet, bending at an angle from the base of its leg, as if it's leaning forward on the ground.
Deep Look
Season 7 / Ep 18
4 minutes 33 seconds
Grade Level: 7 - 12
Closeup on a glasswing butterfly perched on a fingertip. It has a black body with white stripes, and transparent webbed wings with opaque, dark brown borders tinted with orange.
Deep Look
Season 7 / Ep 10
5 minutes 24 seconds
Grade Level: 7 - 12
Cyberchase cartoon. A sheet of paper with several illustrations that are labeled Browns. Illustrations include dirt, straw, paper, and leaves.
Deep Look
Season 7 / Ep 20
4 minutes 33 seconds
Grade Level: 7 - 12
Microscopic photo of a louse crawling along a single strand of hair.
Deep Look
Season 6 / Ep 6
3 minutes 44 seconds
Grade Level: 7 - 12
Computer rendering showing tiny air sacs called alveoli attached to red and blue capillaries.
Deep Look
Season 7 / Ep 11
4 minutes 59 seconds
Grade Level: 7 - 12
Side profile of a dog with an overlay that shows the skeletal structure of its snout. The area just below its eyes and across the bridge of its nose is illuminated in yellow and labeled Olfactory Recess.
Deep Look
Season 6 / Ep 4
3 minutes 33 seconds
Grade Level: 7 - 12
Closeup of a small white spider crawling across its spiral web suspended in the air.
Deep Look
Season 7 / Ep 16
4 minutes 43 seconds
Grade Level: 7 - 12
Computer rendering of a kangaroo rat skeleton showing its arched spine and large skull.
Deep Look
Season 7 / Ep 4
4 minutes 5 seconds
Grade Level: 7 - 12
Closeup of red ants crawling across the dirt, each carrying a small white object.
Deep Look
Season 6 / Ep 16
4 minutes 45 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
Closeup of a sand pit with a slight depression. A small shiny oval object is visible in the center.
Deep Look
Season 6 / Ep 11
4 minutes 7 seconds
Grade Level: 7 - 12
Wide shot of a partly cloudy sky with a falcon flying through the air in the distance.
Deep Look
Season 6 / Ep 14
4 minutes 12 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
Closeup of a wasp with a black body, short antennas and transparent wings.
Deep Look
Season 6 / Ep 5
4 minutes 19 seconds
Grade Level: 7 - 12
Man wearing headphones points a laser at a sharpshooter insect attached to a grapevine.
Deep Look
Season 7 / Ep 9
5 minutes 16 seconds
Grade Level: 7 - 12
Two hairy Tarantulas crawling on the ground.
Deep Look
Season 6 / Ep 19
3 minutes 56 seconds
Grade Level: 7 - 12
Closeup of a spiderweb stretching across a gap in what appears to be a wood log.
Deep Look
Season 6 / Ep 20
4 minutes 38 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
Closeup of an insect that has a long thin brown body that looks like a twig with short arms branching off. Its head looks like a long bright transparent leaf.
Deep Look
Season 6 / Ep 17
4 minutes 21 seconds
Grade Level: 7 - 12
Closeup of a baby hairworm insect with a mottled light and dark brown body and thin legs crawling over a plant.
Deep Look
Season 6 / Ep 3
4 minutes 8 seconds
Grade Level: 7 - 12
Microscopic image of a cylindrical mosquito egg that's dark brown in color with hundreds of white dots that look like polka dots.
Deep Look
Season 7 / Ep 6
3 minutes 50 seconds
Grade Level: 7 - 12
A photo depicts flies on the surface of a fruit.
Deep Look
Season 6 / Ep 18
4 minutes 28 seconds
Grade Level: 7 - 12
Black beetle with thin, spidery legs and black and white antennas crawls down a thin sheet of dirty fabric.
Deep Look
Season 6 / Ep 8
4 minutes 26 seconds
Grade Level: 7 - 12
Small black ovular beetle crawls along moss towards pile of leaves.
Deep Look
Season 6 / Ep 1
4 minutes 34 seconds
Grade Level: 7 - 12
Closeup of an Indian walking stick camouflaged in twigs and leaves. It's brown with a long, thin body and legs.
Deep Look
Season 7 / Ep 7
4 minutes 20 seconds
Grade Level: 7 - 12
Closeup of a light brown insect with a round flat body and short setae, or hair-like structures on its legs and mid-body.
Deep Look
Season 6 / Ep 12
4 minutes 21 seconds
Grade Level: 7 - 12
Closeup of a light and dark brown mottled peregrine falcon egg shell.
Deep Look
Season 7 / Ep 17
5 minutes 29 seconds
Grade Level: 7 - 12
Side view closeup of a hissing cockroach showing its shiny black body covered in hair-like bristles, pale abdomen, and horns.
Deep Look
Season 7 / Ep 3
3 minutes 40 seconds
Grade Level: 7 - 12
Pie chart diagram showing that the atmosphere contains 1/5 oxygen. Caption:  Two ways of O2 entry. Caption: Oxygen makes about 1/5 of the atmosphere,
5 minutes 22 seconds
Grade Level: 7 - 12
Illustration shows different angles of Tardigrada. Text reads, “Tardigrada from the Scottish Lochs by J. Murray, 1905, Biodiversity Heritage library.”
Emily Graslie's Art Lab
Season 1 / Ep 2
10 minutes 47 seconds
Grade Level: 7 - 12
Emily Graslie sits in front of a bookcase and looks at us while she talks.
Emily Graslie's Art Lab
Season 1 / Ep 3
11 minutes 49 seconds
Grade Level: 7 - 12
Man stands in front of a black background as he talks to us.
Eons
Season 3 / Ep 23
7 minutes 52 seconds
Grade Level: 10 - 12
A bone is placed before a wolf, who staring vigilantly at fire.
Eons
Season 3 / Ep 29
9 minutes 21 seconds
Grade Level: 10 - 12
Woman stands in front of a black background as she talks to us. An image next to her shows a person crouching next to a small fire as they reach a big stick into the flames.
Eons
Season 3 / Ep 27
11 minutes 27 seconds
Grade Level: 10 - 12
Lots of Flypaper Traps with a bug stuck on one of them. Text reads, “Flypaper Traps, video courtesy of Deep Look - KQED. From their video ‘Cape Sundews Trap Bugs in A Sticky Situation.'”
Eons
Season 3 / Ep 22
9 minutes 47 seconds
Grade Level: 10 - 12
A large number of eggs laid in water has a thick layer of jelly.
Eons
Season 3 / Ep 1
8 minutes 44 seconds
Grade Level: 10 - 12
A cat.
Eons
Season 2 / Ep 42
7 minutes 47 seconds
Grade Level: 10 - 12
Man stands in front of a black backdrop as he talks to us.
Eons
Season 3 / Ep 16
9 minutes 20 seconds
Grade Level: 10 - 12
ASL
An illustration depicts a theropod dinosaur, looking into a nest with eggs and newborn dinosaurs.
Eons
Season 2 / Ep 39
7 minutes 28 seconds
Grade Level: 10 - 12
A panda eating bamboo shoots.
Eons
Season 2 / Ep 46
8 minutes 20 seconds
Grade Level: 10 - 12
An illustration depicts an old shepherd, wearing clothes made from animal leather, sitting on a rock.
Eons
Season 2 / Ep 48
9 minutes 9 seconds
Grade Level: 10 - 12
ASL
An illustration depicts a pair of dinosaurs fighting each other.
Eons
Season 2 / Ep 34
8 minutes 35 seconds
Grade Level: 10 - 12
An illustration depicts the dinosaur, Coelophysis, with new born Coelophysis in between its beak.
Eons
Season 2 / Ep 32
10 minutes 37 seconds
Grade Level: 10 - 12
ASL
An illustration depicts an extinct animal, the Giant Lemur.
Eons
Season 2 / Ep 37
10 minutes 9 seconds
Grade Level: 10 - 12
ASL
A skull from the fossils of Homo floresiensis, and a rough sketch of the limbs of the fossil remains are presented.
Eons
Season 2 / Ep 40
9 minutes 10 seconds
Grade Level: 10 - 12
ASL
Man talks to us in front of a black background like he's doing an interview.
Eons
Season 2 / Ep 28
12 minutes 55 seconds
Grade Level: 10 - 12
White cartoon lobster with a line the same length of its tail next to it.
Eons
Season 3 / Ep 24
6 minutes 46 seconds
Grade Level: 10 - 12
An illustration of a male Woolly mammoth.
Eons
Season 2 / Ep 44
11 minutes 2 seconds
Grade Level: 10 - 12
Under the label “Beta-Glucose,” we see a beta-glucose chemical formula with a face looking towards another beta-glucose formula as it tumbles.
4 minutes 13 seconds
Grade Level: 7 - 12
Indicator dots in East Asia. Plane icon in North America with indicator dots beneath the plane. Caption: It heads to North America, where it deplanes,
5 minutes 3 seconds
Grade Level: 7 - 12
A researcher displays G F P in a graduated tube. Caption: This is G F P or green fluorescent protein.
1 minutes 49 seconds
Grade Level: 10 - 12
ASL
Still image from: Healthy Habits: Get Rest to Be Your Best
Healthy Habits
Episode 2
2 minutes 53 seconds
Grade Level: 3 - 6
Cycle showing eggs leading to tadpole; tadpole developing back legs and keeping tail; tadpole developing all four legs, losing some of the tail, and looking more like a frog; to an adult frog who produces eggs. Caption: to watch what happens to the eggs.
Everyday Science for Preschoolers
Episode 1
1 minutes 52 seconds
Grade Level: Ps - 3
White beetle grub burrows into the earth.
3 minutes 18 seconds
Grade Level: 2 - 5
Woman with shoulder-length brown hair parts her lips mid-speech in front of white bookshelves. Title card reads, "How Big Are Tree Genomes?"
6 minutes 57 seconds
Grade Level: 10 - 12
Illustration of teeth in the bottom jaw with braces on the surface of the teeth. The two teeth on either end of the jaw are shaded darker. Caption: that lets the new PDL hold teeth in the new position.
Science Out Loud
Episode 17
4 minutes 8 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
A humanoid robot holding a drill. Caption: to continuously pay attention to his surroundings
Science Out Loud
Episode 2
5 minutes 7 seconds
Grade Level: 10 - 12
ASL
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 11
3 minutes 49 seconds
Grade Level: 4 - 8
ASL
Two fish swim underwater through underwater plant life. Caption: I specialize in fish and aquatic life.
I Can Be Anything I Want to Be A to Z
Episode 26
5 minutes 35 seconds
Grade Level: 4 - 8
Illustration of beige spherical shapes and a single bright-green spiky shape. Caption: A virus is a lean, mean disease machine.
1 minutes 40 seconds
Grade Level: 7 - 12
Man sits in a room as he talks to us. There are bookshelves around him with books, pictures, and different knick-knacks like a Space Shuttle, mini dinosaur skeletons, a Gundam toy, and more.
In Our Nature
Episode 1
25 minutes 46 seconds
Grade Level: 10 - 12
View of the University of California, Berkeley’s Football stadium. Text reads, “Berkeley, California.”
In Our Nature
Episode 5
17 minutes 7 seconds
Grade Level: 10 - 12
Man sits and talks to us in a room filled with different lighting equipment and tools.
In Our Nature
Episode 4
20 minutes 58 seconds
Grade Level: 10 - 12
ASL
View of an Oregon forest with mossy ground and light peeking out from the trees.
In Our Nature
Episode 3
29 minutes 31 seconds
Grade Level: 10 - 12
Large spherical object surrounded by smaller multi-sphere objects. Nova Caption: Carbon is one of the most versatile elements.
1 minutes 37 seconds
Grade Level: 9 - 12
Aerial view of a honey bee with two blue arrows connected at one end pointing towards each wing.
5 minutes 21 seconds
Grade Level: 4 - 8
ASL
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
ASL
Sunlight is shining through in a forest with large number of trees.
It's Okay to Be Smart
Season 7 / Ep 17
5 minutes 27 seconds
Grade Level: 10 - 12
ASL
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
ASL
Diagram shows brain nerve cells branching like plant roots.
It's Okay to Be Smart
Season 6 / Ep 11
8 minutes 19 seconds
Grade Level: 7 - 12
ASL
A woman holds a wailing infant in her arms.
It's Okay to Be Smart
Season 8 / Ep 3
8 minutes 19 seconds
Grade Level: 10 - 12
ASL
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
ASL
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
ASL
Diagram. Eight small strands with one or two red lines on them that represent DNA. The red lines are labeled two, six, seven, nine, ten, fourteen, fifteen, and X.” Next to the smaller strands is a bigger strand that is labeled “Twelve, NANOG, broken NANOG, pseudogenes.”
It's Okay to Be Smart
Season 6 / Ep 21
6 minutes 57 seconds
Grade Level: 7 - 12
ASL
Red and orange digital atom with four electrons and a positive charge nucleus is next to a purple and yellow atom with four electrons and a positive charge nucleus. Text reads, “Atoms don't actually look like this.”
It's Okay to Be Smart
Season 8 / Ep 21
8 minutes 7 seconds
Grade Level: 10 - 12
ASL
Man in glasses and cardigan holds palms together with lips parted in mid-speech. He stands before a green background with white scratches.
It's Okay to Be Smart
Season 5 / Ep 13
5 minutes 23 seconds
Grade Level: 10 - 12
ASL
Man sits at a desk that has a computer, wires, and electrical and lab equipment on it. He holds a blue wire to a battery. Behind him is a bookcase filled with books and knick-knacks like a framed butterfly and different dinosaur skeleton miniatures.
It's Okay to Be Smart
Season 9 / Ep 7
18 minutes 49 seconds
Grade Level: 10 - 12
ASL
Different math equations and graphs are drawn, with a butterfly as the backdrop.
It's Okay to Be Smart
Season 7 / Ep 7
9 minutes 17 seconds
Grade Level: 10 - 12
ASL
Seven different butterflies, where four are placed at the corners facing the butterfly at the center and two at either side of the central butterfly.
It's Okay to Be Smart
Season 7 / Ep 11
11 minutes 12 seconds
Grade Level: 10 - 12
ASL
Man in glasses gestures with hand and parts lips in mid-speech. Toys and books on shelves displayed in background. Text at right reads, "Gimme that science!"
It's Okay to Be Smart
Season 8 / Ep 27
14 minutes 48 seconds
Grade Level: 10 - 12
ASL
A photo depicts many branches of a large tree.
It's Okay to Be Smart
Season 7 / Ep 24
8 minutes 51 seconds
Grade Level: 10 - 12
ASL
Man talks to us in a room with a bookcase filled with books and knick-knacks like a Gundam toy, small globe, and a model of a space rocket.
It's Okay to Be Smart
Season 9 / Ep 3
19 minutes 27 seconds
Grade Level: 10 - 12
ASL
Neon green cartoon eel swimming in water with small fish swimming around it.
It's Okay to Be Smart
Season 9 / Ep 6
11 minutes 18 seconds
Grade Level: 10 - 12
ASL
Eight different screens with the same man’s face. He makes different exaggerated expressions like smirking, pouting, surprised, grimacing, and more.
It's Okay to Be Smart
Season 6 / Ep 20
4 minutes 20 seconds
Grade Level: 7 - 12
ASL
Man talks to us with his eyebrows furrowed a bit as he stands in front of a black background.
It's Okay to Be Smart
Season 6 / Ep 12
4 minutes 59 seconds
Grade Level: 7 - 12
ASL
Eggs of Screech owl, Turkey vulture, Audubon's Caracara, Kingfisher, Common Murree, Yellow Billed. Caption: Stoddard Et Al. Science 20 17.
It's Okay to Be Smart
Season 7 / Ep 19
7 minutes 23 seconds
Grade Level: 10 - 12
ASL
Man speaks to camera while sitting in a room with a bookcase that is filled with books and knick-knacks such as a Gundam toy, a mini globe, and a spaceship.
It's Okay to Be Smart
Season 9 / Ep 9
12 minutes 31 seconds
Grade Level: 10 - 12
ASL
Man in glasses and zip sweatshirt parts lips in mid-speech. Bookshelves line wall in background. Title card reads, ''Cerebellum."
It's Okay to Be Smart
Season 8 / Ep 8
9 minutes 52 seconds
Grade Level: 10 - 12
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
ASL
Still image from: Let's Talk About Sex: Body Basics (Video 1)
Let's Talk About Sex
Episode 1
15 minutes 23 seconds
Grade Level: 5 - 9
ASL
Still image from: Let's Talk About Sex: Puberty (Video 2)
Let's Talk About Sex
Episode 2
15 minutes 16 seconds
Grade Level: 5 - 9
Close up of head and shoulders of a manatee swimming under water. Caption: USGS
3 minutes 34 seconds
Grade Level: 6 - 12
ASL
Man wearing a lab coat with a stethoscope around his neck talks to us. Next to him is a green unsure face that sneezes out multiple droplets that are full of germs.
Meet the Helpers
Episode
45 seconds
Grade Level: Ps - 3
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
Three jellyfish of various sizes with ribbon-like and long, straight tentacles. Caption: Well, it appears one creature is a step ahead of us.
News of the Day
Episode 4
1 minutes 51 seconds
Grade Level: 7 - 12
Rural landscape with a red barn on a hill, in front of a vast forest of trees with bright fall colors, before a sloping mountain background. Scene begins to transition to a small town landscape embedded into an autumnal mountain valley.
Overview
Season 1 / Ep 4
7 minutes 12 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
ASL
Person looking at a slide in a microscope. Caption: And this is a biochemistry lab.
Profiles Of Scientists And Engineers
Episode 10
6 minutes 55 seconds
Grade Level: 9 - 12
ASL
Person in a lab coat and gloves putting on protective glasses. Caption: For Rommie, being a chemist was just the beginning.
Profiles Of Scientists And Engineers
Episode 2
5 minutes 32 seconds
Grade Level: 9 - 12
Illustration depicts glycerol in zig zag fatty acid chains.Caption: of three fatty acid chains stuck onto a glycerol molecule.
2 minutes 7 seconds
Grade Level: 10 - 12
Computer model of spiral ribbon structures with hollow, hexagonal tubular structures. Caption: (male narrator) What's the best was to know a protein?
Science Nation
Episode 132
2 minutes 33 seconds
Grade Level: 10 - 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
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
Black butterflies with orange and white wings on a bright orange flower. Caption: (narrator) The colors signal to birds, "Don't eat me, I'm toxic."
Science Nation
Episode 137
2 minutes 33 seconds
Grade Level: 7 - 12
Computer screen displaying two uneven strands of light. Caption: that thrives where life would seem impossible.
Science Nation
Episode 184
4 minutes 56 seconds
Grade Level: 9 - 12
Person picking up wood chips and putting them into a plastic bag. Caption: (Huber) Cellulose is basically stored solar energy
Science Nation
Episode 202
4 minutes 55 seconds
Grade Level: 9 - 12
Oysters in the water. Caption: is to restore the oyster ecosystem.
Science Nation
Episode 227
3 minutes 42 seconds
Grade Level: 7 - 12
Map of the world with central and southern Africa highlighted. Arrows indicate movement from there to all areas of the globe. Caption: after the first homo sapiens left Africa 100,00 years ago.
Science Nation
Episode 158
2 minutes 33 seconds
Grade Level: 9 - 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
Clear vial with a glowing pink liquid. Caption: may one day make treating cancer easier
Science Nation
Episode 198
5 minutes 18 seconds
Grade Level: 9 - 12
Small turtle held in a person's hands. Caption: studies sea turtles that are programmed from birth
Science Nation
Episode 175
2 minutes 31 seconds
Grade Level: 7 - 12
Closeup of a green, circular plant with a white center. Caption: have the ability to make diesel-like fuels.
Science Nation
Episode 50
2 minutes 45 seconds
Grade Level: 7 - 12
ASL
Large spider with variegated legs crawling on a person's fingertip. Caption: The silk is from golden orb weaver spiders.
Science Nation
Episode 164
2 minutes 33 seconds
Grade Level: 7 - 12
Person looking into a microscope. Caption: (Zacharias) What do you do at the lab?
Scientists & Engineers On Sofas (And Other Furnishings)
Episode 4
5 minutes 14 seconds
Grade Level: 10 - 12
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
Pine Reproduction 101. Pine tree, a male pinecone, and a female pinecone. Female pinecones have a long protrusion from the center and pine needles around the edges. Caption: Each tree has female pine cones and male pine cones.
Seasonal Science
Episode 4
1 minutes 48 seconds
Grade Level: 7 - 12
Raptors. Diagram of a raptor showing keen eyes, curved beak, talons, and a taste for prey. Caption: Raptors migrate south during the winter months
Seasonal Science
Episode 7
2 minutes 43 seconds
Grade Level: 7 - 12
Illustration of a Venus flytrap with a fly caught in one of the traps. Caption: and the predatory carnivorous Venus flytrap, of course.
Seasonal Science
Episode 5
2 minutes 5 seconds
Grade Level: 7 - 12
Diagram of a cell with spherical objects in the middle. Each object has a clear ring around the exterior. Caption: In eukaryotes, a cell nucleus protects the DNA.
3 minutes 43 seconds
Grade Level: 7 - 12
Closeup of a slug with arrows labeling its optical and sensory tentacles at the front, its mantle in the middle, and its keel towards the back.
1 minutes 30 seconds
Grade Level: 2 - 5
Long grasses and shrubs. Caption: More than 100,000 natural compounds occur in plants,
Science Out Loud
Episode 10
3 minutes 54 seconds
Grade Level: 10 - 12
Two women sit at a table outdoors. One looks down at a tarantula crawling in her hands while the other looks at us.
5 minutes 29 seconds
Grade Level: 4 - 8
Still image from: Spot on Science: Catching Zzz's
Spot on Science
Episode 17
4 minutes 51 seconds
Grade Level: 4 - 8
Squid with a white body speckled in reddish brown. The color of the head matches the color of the speckles on the body. Caption: His brain has total control over what his skin is doing.
Science Out Loud
Episode 3
4 minutes 32 seconds
Grade Level: 10 - 12
Molting tarantula lies on its back between webs as it sheds its skin.
1 minutes 4 seconds
Grade Level: 4 - 8
We look down at the edge of a tan tent that is secured in the sand.
3 minutes 10 seconds
Grade Level: 4 - 8
Woman smiles up at us from beneath a bucket hat as she sits with her legs wrapped together in white fabric.
4 minutes 3 seconds
Grade Level: 4 - 8
On a green leaf sits an oval-shaped bug with shiny black wings with a thick white stripe in the middle, a golden yellow head with a black circle in the middle, and thick black antennae.
The Insect Orders
Episode 1
6 minutes 16 seconds
Grade Level: 7 - 12
Two women look at us, standing against a forested backdrop surrounded by sunny green plants.
The Insect Orders
Episode 7
9 minutes 46 seconds
Grade Level: 7 - 12
Two women sit across from each other and talk at a picnic table in a forest area with sun-dappled trees and plants.
The Insect Orders
Episode 2
5 minutes 55 seconds
Grade Level: 7 - 12
Two women wearing jeans and black jackets squat down on the ground, searching for something amidst rocks and stones, grasses, and other plants.
The Insect Orders
Episode 3
4 minutes 46 seconds
Grade Level: 7 - 12
Woman looks at us as she speaks, crouched down outside next to a green bucket full of vegetable and other food scraps.
The Insect Orders
Episode 6
7 minutes 51 seconds
Grade Level: 7 - 12
View from the inside of a makeshift white-fabric tent, under which two women are sitting on the ground.
The Insect Orders
Episode 10
5 minutes 6 seconds
Grade Level: 7 - 12
Mayflies at different stages of development cling to a white surface, resembling flecks of soil and other organic matter.
The Insect Orders
Episode 11
4 minutes 25 seconds
Grade Level: 7 - 12
Brown cicada blending into the bark of a thin tree trunk.
The Insect Orders
Episode 13
9 minutes 55 seconds
Grade Level: 7 - 12
Brown leaf-cutter ant crawling up over the top edge of a green leaf.
The Insect Orders
Episode 14
7 minutes 38 seconds
Grade Level: 7 - 12
Two women, one blonde-haired and the other brown-haired, stand in front of a tree in a forest.
The Insect Orders
Episode 15
6 minutes 19 seconds
Grade Level: 7 - 12
Two moths, one gray and the other speckled white-and-black, snack on a plate of cut-up honeydew, starfruit, and melons, which are also covered in small fruit flies.
The Insect Orders
Episode 20
9 minutes 59 seconds
Grade Level: 7 - 12
Close-up of a green praying mantis devouring a cricket from the middle of a yellow flower, whose petals surround them.
The Insect Orders
Episode 19
5 minutes 40 seconds
Grade Level: 7 - 12
Brown-haired woman wearing a black jacket speaks to us while standing in a park near recreational pull-up bars.
The Insect Orders
Episode 16
5 minutes 42 seconds
Grade Level: 7 - 12
Close-up of a brown-and-white segmented insect crawling on human skin. Caption reads: "Lacewing larva biting Kristie's finger."
The Insect Orders
Episode 8
6 minutes 21 seconds
Grade Level: 7 - 12
Close-up of a thick-bodied dragonfly perched on the finger of the show host.
The Insect Orders
Episode 21
5 minutes 50 seconds
Grade Level: 7 - 12
Brown and tan grasshopper with yellow antennae perches on top of a rough red rock.
The Insect Orders
Episode 12
6 minutes 28 seconds
Grade Level: 7 - 12
Two women sit on a park bench in front of a mulched area with trees. The blonde-haired woman speaks to us while the brown-haired one looks at her and listens.
The Insect Orders
Episode 4
5 minutes 1 seconds
Grade Level: 7 - 12
Illustration shows a black-and-white line drawing of a louse, whose hairy body has an elongated abdomen, six legs resembling crab claws emerging from a short thorax, and a pointed head with antennae.
The Insect Orders
Episode 17
9 minutes 46 seconds
Grade Level: 7 - 12
Close-up of a clump of white fur with a black flea right in the middle.
The Insect Orders
Episode 9
8 minutes 32 seconds
Grade Level: 7 - 12
ASL
Illustration shows a gray-toned drawing of a silverfish, with a long segmented body, six short legs, two long antennae on its head, and three long bristles forming a tail. A blue star-shaped icon in the corner says, "cellulase."
The Insect Orders
Episode 5
3 minutes 7 seconds
Grade Level: 7 - 12
Illustration shows a black-and-white line drawing of the beginning of a caddisfly's life cycle, with an arrow pointing from a rounded speckled clump to a pupa emerging from a case.
The Insect Orders
Episode 18
7 minutes 40 seconds
Grade Level: 7 - 12
Trace wears safety goggles and has a hammer in his hand. Caption: Ow.
Uno Dos of Trace
Episode
6 minutes 19 seconds
Grade Level: 11 - 12
Trace is standing in front of a book shelf. Caption: Genetic engineering is complex, and it's wide reaching.
Uno Dos of Trace
Episode
14 minutes 56 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
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
6 minutes 49 seconds
Grade Level: 11 - 12
Digital art. Against a black background, a green wavy line depicting a sound wave moves towards two red lines.
Uno Dos of Trace
Episode
12 minutes 30 seconds
Grade Level: 10 - 12
Closeup of a woman with brown hair in a low braid wearing a black shirt standing on a sandy beach with a wooden ramp and ocean waves crashing behind her.
Untold
Episode 2
15 minutes 40 seconds
Grade Level: 7 - 12
Person doing sign language. Hands are closed with thumbs out. Thumbs are pointing downwards, one arm at about chest height and the other about shoulder height. Caption: science
Vocabulary Builders In Sign Language
Episode 5
24 minutes 18 seconds
Grade Level: 7 - 12
Illustration of a whale swimming underwater. Music note.
4 minutes 28 seconds
Grade Level: 7 - 12
Cartoon image of an open book. Caption: Let's look inside this book and see.
Everyday Science for Preschoolers
Episode 2
1 minutes 39 seconds
Grade Level: K - 2
Woman with brown hair wearing a red plaid shirt is in front of a computer and a bookshelf. She claps her hands together in front of her while talking.
11 minutes 41 seconds
Grade Level: 10 - 12
A snake on a rock. Caption: All reptiles are cold-blooded,
Everyday Science for Preschoolers
Episode 3
1 minutes 20 seconds
Grade Level: K - 3
A bee gathering nectar from a flower. Caption: A honeybee is an insect.
Everyday Science for Preschoolers
Episode 9
1 minutes 22 seconds
Grade Level: K - 4
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
Illustration of a net-like structure. Protein. Mucus is a meshwork of proteins
Science Out Loud
Episode 15
4 minutes 22 seconds
Grade Level: 9 - 12
Still image from: Why Should I Care? Invasive Species--Plants
Why Should I Care?
Episode 2
5 minutes 7 seconds
Grade Level: 4 - 8
ASL
Illustration of the islands of the Caribbean. Haiti and the Dominican Republic highlighted. Caption: Cortés lived on the island for six years.
World Explorers
Episode 10
5 minutes 37 seconds
Grade Level: 4 - 8