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Biology

ASL
Still image from: Crash Course Biology: The Sex Lives of Nonvascular Plants--Alternation of Generations
Crash Course Biology
Season 0 / Ep 136
9 minutes 40 seconds
Grade Level: 9 - 12
ASL
Still image from: Crash Course Biology: The Skeletal System--It's ALIVE!
Crash Course Biology
Season 0 / Ep 130
12 minutes 42 seconds
Grade Level: 9 - 10
ASL
Still image from: Crash Course Biology: Vascular Plants = Winning!
Crash Course Biology
Season 0 / Ep 137
11 minutes 25 seconds
Grade Level: 9 - 12
ASL
Still image from: Crash Course Biology: Water--Liquid Awesome
Crash Course Biology
Season 0 / Ep 102
11 minutes 2 seconds
Grade Level: 9 - 12
ASL
Still image from: Crash Course Chemistry: Polymers
Crash Course Chemistry
Episode 45
10 minutes 9 seconds
Grade Level: 9 - 12
ASL
Still image from: Crash Course Earth Science: How to Get Resources--Picky Pineapples
Crash Course Kids Earth Science
Season 0 / Ep 2
3 minutes 2 seconds
Grade Level: 4 - 8
ASL
Still image from: Crash Course Kids Earth Science: Dinosaur Pee?
Crash Course Kids Earth Science
Season 0 / Ep 10
4 minutes 47 seconds
Grade Level: 3 - 6
ASL
Still image from: Crash Course Kids Earth Science: Resources--Welcome to the Neightborhood
Crash Course Kids Earth Science
Season 0 / Ep 1
3 minutes 13 seconds
Grade Level: 4 - 8
ASL
Still image from: Crash Course Kids Life Science: Fabulous Food Chains
Crash Course Kids Life Science
Episode 3
3 minutes 24 seconds
Grade Level: 4 - 8
ASL
Still image from: Crash Course Kids Life Science: Feed Me--Classifying Organisms
Crash Course Kids Life Science
Episode 2
3 minutes 13 seconds
Grade Level: 4 - 8
ASL
Still image from: Crash Course Kids Life Science: Food Webs
Crash Course Kids Life Science
Episode 9
3 minutes 51 seconds
Grade Level: 4 - 8
ASL
Still image from: Crash Course Kids Life Science: Gotta Eat!
Crash Course Kids Life Science
Episode 1
2 minutes 55 seconds
Grade Level: 4 - 8
ASL
Still image from: Crash Course Kids Life Science: Living Things Change
Crash Course Kids Life Science
Episode 12
4 minutes 36 seconds
Grade Level: 3 - 6
ASL
Still image from: Crash Course Kids Life Science: Look Who's Talking
Crash Course Kids Life Science
Episode 11
4 minutes 32 seconds
Grade Level: 3 - 6
ASL
Still image from: Crash Course Kids Life Science: The Dirt on Decomposers
Crash Course Kids Life Science
Episode 4
3 minutes 18 seconds
Grade Level: 4 - 8
ASL
Still image from: Crash Course Kids Life Science: Who Needs Dirt?
Crash Course Kids Life Science
Episode 10
4 minutes 14 seconds
Grade Level: 3 - 6
ASL
Still image from: Crash Course Kids Physical Science: Hunting for Properties
Crash Course Kids Physical Science
Episode 9
3 minutes 59 seconds
Grade Level: 4 - 8
ASL
Still image from: Crash Course Kids Physical Science: Particles of Your World
Crash Course Kids Physical Science
Episode 8
3 minutes 48 seconds
Grade Level: 4 - 8
ASL
Still image from: Crash Course Kids Physical Science: The Great Picnic Mix Up
Crash Course Kids Physical Science
Episode 13
4 minutes 10 seconds
Grade Level: 4 - 8
ASL
Still image from: Crash Course Kids Physical Science: What's Matter
Crash Course Kids Physical Science
Episode 7
3 minutes 30 seconds
Grade Level: 4 - 8
ASL
Still image from: Crash Course Kids Space Science: Vegetation Transformation
Crash Course Kids Space Science
Episode 2
2 minutes 59 seconds
Grade Level: 4 - 8
ASL
Still image from: Crash Course Kids Space Science: Why No Polar Pineapples
Crash Course Kids Space Science
Episode 6
3 minutes 32 seconds
Grade Level: 4 - 8
Cyberchase cartoon. Matt and Inez wear miner's helmets illuminating what appears to be a cave. In the middle of them, a long green snake stands straight up and looks towards Inez. Both are looking away from the snake.
Cyberchase
Season 12 / Ep 7
28 minutes 44 seconds
Grade Level: 4 - 8
An adult cat surrounded by kittens on a linoleum floor. Caption: Other living things go through a similar process
10 minutes 50 seconds
Grade Level: 3 - 6
ASL
Still image from: Deadly Predators: Predator Power
Deadly Predators
Episode 3
28 minutes 8 seconds
Grade Level: 6 - 12
ASL
Still image from: Deadly Predators: Super Senses
Deadly Predators
Episode 4
28 minutes 6 seconds
Grade Level: 6 - 12
ASL
Still image from: Deadly Predators: Wicked Weapons
Deadly Predators
Episode 5
28 minutes 9 seconds
Grade Level: 6 - 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
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
Glass beaker with clear liquid. Spanish captions.
14 minutes 29 seconds
Grade Level: 3 - 5
ASL
Text reads, "Digestive System," against a background that shows a twisting strand of DNA, as well as several chemical formulas.
6 minutes 3 seconds
Grade Level: 3 - 6
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
Two parallel strands twisting around a central axis. Caption: Each strand is made up of a chain of nucleotides.
Visualizing Cell Processes
Episode 4
15 minutes
Grade Level: 9 - 12
ASL
Still image from: Duck-Billed Platypus for Kids
6 minutes 32 seconds
Grade Level: 4 - 8
Cart ascending roller coaster track. Caption: What are the reservoirs for the carbon cycle?
Earth Science
Episode 8
28 minutes 48 seconds
Grade Level: 6 - 9
Cartoon of a bear and bird in a forest. Spanish captions.
Eco S.O.S. (Spanish)
Season 0 / Ep 17
11 minutes 1 seconds
Grade Level: 2 - 5
Cartoon of a bear standing next to a tree with a beehive. A bee hovers in the air and holds flowers. Spanish captions.
Eco S.O.S. (Spanish)
Season 0 / Ep 25
11 minutes 31 seconds
Grade Level: 2 - 5
White bird with long legs and a long neck standing in the water with plants in background. Spanish captions.
15 minutes 5 seconds
Grade Level: 3 - 5
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
Still image from: Emily's Science Lab: Flying Teabag Ghosts
Emily's Science Lab
Season 0 / Ep
3 minutes 48 seconds
Grade Level: 2 - 8
Still image from: Emily's Science Lab: Unpoppable Spider Bag
Emily's Science Lab
Season 0 / Ep
3 minutes 35 seconds
Grade Level: 2 - 8
Group of wildebeests gathers together in the desert.
2 minutes 2 seconds
Grade Level: 4 - 8
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 2
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
Young person in a dentist's chair. Caption: Tooth decay, skin acne, and body odor
26 minutes 29 seconds
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
Hand holding a leaf. Almost entirely camouflaged on the leaf is an insect. Caption: with lots of moss on tree trunks and leaves
1 hours 42 minutes 2 seconds
Grade Level: 4 - 8
ASL
Text reads, "Extinction for Kids," over a digital illustration of dinosaurs on a beach at sunset.
5 minutes 51 seconds
Grade Level: 4 - 8
A seated man with skulls and other items on shelves in the background. Caption: We found one band at about 5.2 million years--
6 minutes 46 seconds
Grade Level: 10 - 12
ASL
Text reads, "Fish" over an illustration of several fish in various sizes and shapes.
10 minutes 11 seconds
Grade Level: 3 - 6
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
ASL
Title text reads, "Food Chain," bordered by links of chain.
6 minutes 9 seconds
Grade Level: 3 - 6
White birds with long legs stand next to a body of water surrounded by trees. Spanish captions.
10 minutes 31 seconds
Grade Level: K - 3
ASL
Text reads, "Fossil Fuels," over a photo of a red and gray oil well in an open field.
12 minutes 20 seconds
Grade Level: 3 - 6
Illustration of a sphere with an uneven surface. Caption: Scientists strip away the virus's harmful genes
17 minutes 16 seconds
Grade Level: 10 - 12
A D N A strand labeled, mutación, has its section highlighted and labeled, proteina Spanish Caption: El principio de la terapia genica.
17 minutes 16 seconds
Grade Level: 10 - 12
Microscopic view of narrow, oval shaped single cell organisms. Caption: and protozoa, reproduce, they make exact copies
24 minutes 29 seconds
Grade Level: 6 - 10
Close up of a mosquito with the earth as seen from space in the background. Caption: mosquito bites are tied to many viral outbreaks.
8 minutes 34 seconds
Grade Level: 10 - 12
Forest of large, towering trees. Caption: Well, redwood trees live for thousands of years,
14 minutes 40 seconds
Grade Level: 7 - 12
ASL
Digital illustration of an ugly orange germ standing next to a toilet, giving us a thumbs up. Text reads, “What Are Germs? For Kids.”
9 minutes 39 seconds
Grade Level: 4 - 8
Illustration of a person flying through the night sky against a backdrop of buildings and stars while holding a lit candle. Caption: Hi, I'm Faith Ringgold.
Getting To Know Artists
Episode 3
21 minutes 20 seconds
Grade Level: 4 - 7
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
Microscopic close up of cells. Cell walls and internal organ structure visible. Caption: It was clear that the nucleus was the critical element
Greatest Human Achievements
Episode 3
14 minutes 30 seconds
Grade Level: 9 - 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
Flower, Lamb, and mushroom. Spanish captions.
10 minutes 26 seconds
Grade Level: K - 3
Children in a classroom setting standing around a desk with plants on it. Caption: (narrator) After a few weeks, the children look at the results.
14 minutes 46 seconds
Grade Level: 1 - 4
ASL
Title text reads, "Habitats for Kids," over a blurry globe sprouting with trees.
9 minutes 40 seconds
Grade Level: 4 - 8
ASL
Still image from: Hawks for Kids
8 minutes 1 seconds
Grade Level: 3 - 8
ASL
Still image from: Healthy Habits: Get Rest to Be Your Best
Healthy Habits
Episode 2
2 minutes 53 seconds
Grade Level: 3 - 6
ASL
Above a photo of a tiger is the label “Carnivores.” Above the photo of a tan bear is the label, “Omnivores.” Above the photo of an elephant is the word “Herbivores.”
8 minutes 48 seconds
Grade Level: 4 - 8
Text on image reads, BioMedia Associates. Hidden Biodiversity. The background depicts different types of microorganisms.
Hidden Biodiversity
Episode 10
36 minutes
Grade Level: 7 - 12
Microscopic view of oval shaped organisms. Caption: Ciliates are a group of single-celled organisms
Hidden Biodiversity
Episode 1
3 minutes 10 seconds
Grade Level: 9 - 12
Microscopic view of oval and tubular organisms. Caption: make their own food using the light
Hidden Biodiversity
Episode 2
3 minutes 12 seconds
Grade Level: 9 - 12
Closeup view of a clear, jelly-like egg cluster underwater. Caption: The transparent eggs allow us
Hidden Biodiversity
Episode 3
3 minutes 12 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
Microscopic view of an oval shaped organism with a mouth-like opening at one narrow end. Caption: These microorganisms are so small,
Hidden Biodiversity
Episode 5
3 minutes 12 seconds
Grade Level: 7 - 12
Closeup view of a mosquito. Caption: The adult mosquito is now ready
Hidden Biodiversity
Episode 6
3 minutes 12 seconds
Grade Level: 9 - 12
Microscope view of oval shaped organisms with globular protrusions. Caption: There are 2000 species of rotifers.
Hidden Biodiversity
Episode 8
3 minutes 12 seconds
Grade Level: 9 - 12
Microscopic view of tubular organisms with background debris. Caption: adopted by some microorganisms is gemmation.
Hidden Biodiversity
Episode 7
3 minutes 12 seconds
Grade Level: 9 - 12
Microscopic view of a transparent roundish organism with a visible face and legs. Caption: a reproductive strategy called parthenogenesis.
Hidden Biodiversity
Episode 9
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 horse with its nose pointed towards the ground. In this position the pupil of the eye is parallel to the ground. Caption: It would enhance the effective field of view
3 minutes 43 seconds
Grade Level: 9 - 12
Still image from: Horseshoe Crab Moon
48 minutes 23 seconds
Grade Level: 7 - 12
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
Illustration of neurons and dendrites exchanging signals. Caption: The addicted brain has changed.
24 minutes 5 seconds
Grade Level: 10 - 12
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 a cell showing the cross section to expose the contents of the cell. Ribbon-like substance blankets the inner edge with spheres of various sizes suspended within. Caption: First, mitochondria take in molecules derived from food,
Inside The Living Cell
Episode 4
13 minutes 18 seconds
Grade Level: 8 - 12
Illustration of two cells with identical internal structures. Caption: are passed on to each new generation of cells,
Inside The Living Cell
Episode 5
14 minutes 11 seconds
Grade Level: 8 - 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
ASL
Title text reads, "How do Plants Grow for Kids," over a diagram that shows how a plant grows.
7 minutes 28 seconds
Grade Level: 4 - 8
Aerial closeup of a hand using a black pen to trace over a pencil drawing of a horizontal double helix strand of D, N, A.
6 minutes 10 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
Still image from: Human Elements: Climbing for Ancient Algae
Human Elements
Season 1 / Ep 4
5 minutes 25 seconds
Grade Level: 7 - 12
Still image from: Human Elements: Do Dogs Hold the Secrets To Aging?
Human Elements
Season 2 / Ep 8
4 minutes 58 seconds
Grade Level: 7 - 12
Still image from: Human Elements: The Hidden Worlds in Our Treetops
Human Elements
Season 2 / Ep 10
6 minutes 20 seconds
Grade Level: 7 - 12
Still image from: Human Elements: Think Like an Octopus
Human Elements
Season 1 / Ep 1
5 minutes 21 seconds
Grade Level: 7 - 12
Still image from: Human Elements: Tracking Invisible Cats
Human Elements
Season 1 / Ep 3
5 minutes 58 seconds
Grade Level: 7 - 12
Illustration of a person with a large belly next to a bad of mega chips labeled party size and a stack of calories. Caption: can cause a person to be overweight,
Human Nutrition
Episode 1
28 minutes 4 seconds
Grade Level: 7 - 12
Person speaking. Caption: Calcium is another mineral that is especially important
Human Nutrition
Episode 6
22 minutes
Grade Level: 7 - 12
Illustration of a military person pointing to a chart with pictures of bananas, apples, and leafy greens. Caption: Choose foods that provide more potassium, dietary fiber, calcium, and vitamin D--
Human Nutrition
Episode 3
37 minutes 24 seconds
Grade Level: 7 - 12
Measuring cup. Eat the amount your body really needs. Measure out your portions. Caption: by measuring out your portions with measuring cups
Human Nutrition
Episode 5
36 minutes 26 seconds
Grade Level: 7 - 12
Illustration of a cell and a molecule of NaCl. Made up mostly of water. Caption: The fluid around the cell contains sodium chloride
Human Nutrition
Episode 4
33 minutes 20 seconds
Grade Level: 7 - 12
Diagram of foods containing Sucrose providing a combination of fructose and glucose or containing Lactose providing galactose and glucose after being processed by the liver. Caption: are also broken down and converted into glucose
Human Nutrition
Episode 2
28 minutes 20 seconds
Grade Level: 7 - 12
Illustration of a grazing cow. Greetings from the farm… Caption: (man) Like many foods,
Human Nutrition
Episode 7
17 minutes 37 seconds
Grade Level: 7 - 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
Micros images of an insect.
I Contain Multitudes
Episode 7
9 minutes 10 seconds
Grade Level: 10 - 12
Mushrooms.
I Contain Multitudes
Episode 2
8 minutes 3 seconds
Grade Level: 10 - 12
An oceanic map. A scale shows a submarine diving below 3000 feet.
I Contain Multitudes
Episode 5
10 minutes 20 seconds
Grade Level: 10 - 12
A diagram shows illustrations of butterflies, wasps, bees, and caterpillars.
I Contain Multitudes
Episode 6
9 minutes 3 seconds
Grade Level: 10 - 12
A diagram illustrates a seal going to dine on a squid.
I Contain Multitudes
Episode 3
8 minutes 6 seconds
Grade Level: 10 - 12
A diagram illustrates a lot of microbes in the blood, high temperature and a human skeleton.
I Contain Multitudes
Episode 1
7 minutes 11 seconds
Grade Level: 10 - 12
A microscopic view shows a number of microbes.
I Contain Multitudes
Episode 4
9 minutes 20 seconds
Grade Level: 10 - 12
Illustration of a flat, narrow animal with a tube exiting from the bottom of the body toward the back. Caption: So what is the key to Planaria regeneration?
9 minutes 54 seconds
Grade Level: 10 - 12
Microscopic view of an irregularly shaped organism. Spanish captions.
10 minutes 30 seconds
Grade Level: 10 - 12
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
People wearing hospital gowns and masks holding a newborn baby. Caption: Congratulations.
39 minutes 59 seconds
Grade Level: PT/TT
Spat on a tray. MB Masonboro Inlet North Carolina. Caption: Spat from each family was placed on test reefs.
In The Grass, On The Reef
Season 3 / Ep 4
2 minutes 4 seconds
Grade Level: 7 - 12
Person standing on the deck of the boat with a crab cage in their hands. Ecosystem Service Creating Jobs. Caption: marshes provide many of the same benefits as oysters.
In The Grass, On The Reef
Season 4 / Ep 1
2 minutes 4 seconds
Grade Level: 7 - 12
Illustration of Susan B. Anthony sitting at a table wearing a big black gown. Text reads, “Susan B. Anthony.”
Influential Women
Episode 2
2 minutes 31 seconds
Grade Level: 4 - 8
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
Two young people in a classroom setting, one looking through a microscope. Caption: - Hmm, ask her what her job in the cell is.
43 minutes 39 seconds
Grade Level: 5 - 9
Yellow and black butterfly on a honeysuckle plant. Spanish captions.
9 minutes 50 seconds
Grade Level: K - 3
Closeup of a man in a yellow polo with furrowed brow and lips parted mid-speech. Field of corn beneath a cloudy sky in background.
Into the Outdoors
Episode 34
15 minutes 22 seconds
Grade Level: 4 - 8
Digital illustration of Native Americans rowing canoes illuminated by torches at night. Moonlight reflects off water.
Into the Outdoors
Episode 62
23 minutes 56 seconds
Grade Level: 4 - 8
Closeup of a row of young plants sprouting out of soil in a vast field beneath blue sky.
Into the Outdoors
Episode 8
5 minutes 25 seconds
Grade Level: 4 - 8
Clusters of delicate white flowers, some tinged with pink, at right and left foreground. Out of focus flowers are in background.
Into the Outdoors
Episode 60
5 minutes 22 seconds
Grade Level: 4 - 8
Aerial view of a silo complex. Paved roadways and plots of green grass run through and around it.
Into the Outdoors
Episode 33
5 minutes 57 seconds
Grade Level: 4 - 8
Low shot looking up at tree trunks with bare branches spread out against blue sky.
Into the Outdoors
Episode 54
24 minutes 27 seconds
Grade Level: 4 - 8
Color illustration of a squirrel curled up in a ball with its eyes closed. It rests on a nest of green, brown, and red beside a handful of acorns.
Into the Outdoors
Episode 50
4 minutes 55 seconds
Grade Level: 4 - 8
Rendering of a small, flowering plant that sprouts out of dirt. Grass and blue sky in background. Title card reads, "Photosynthesis."
Into the Outdoors
Episode 30
4 minutes
Grade Level: 4 - 8
ASL
Purple, red, and white feathers float on a blue backdrop. Text reads, "Introduction to Birds."
9 minutes
Grade Level: 3 - 6
A herd of cattle, some adult, some baby, all with tags in their ears. Caption: The mother of this calf also has brown fur.
10 minutes
Grade Level: 5 - 8
Closeup of vibrant green leaves. Caption: that form a network throughout the plant structure.
20 minutes 17 seconds
Grade Level: 9 - 12
Illustration of two cells, one with spiky structures being overtaken by the other. Caption: how the body produces antibodies and T cells
21 minutes 19 seconds
Grade Level: 9 - 12
Illustration of a doctor with a mechanical device in their hand looking at an image on a monitor. Spanish captions.
Invisible Science and Technology Surrounding (Spanish)
Episode 13
26 minutes 39 seconds
Grade Level: 9 - 12
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
Digital art shows the Titanic ship half sunk into the ocean with a large iceberg next to it.
It's Okay to Be Smart
Season 6 / Ep 3
5 minutes 23 seconds
Grade Level: 10 - 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