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Evolution

Closeup of a bright orange and blue tropical flower. Spanish captions.
14 minutes 29 seconds
Grade Level: 3 - 5
Large tent with open sides covering people seated and standing around tables holding gear and other items. Two people carefully placing bones in the outline of a body. Caption: for what early bipeds looked like.
4 minutes 53 seconds
Grade Level: 7 - 12
Still image from: Behavioral Science: Evolutionary Behavioral Science
Behavioral Science
Episode 3
29 minutes 35 seconds
Grade Level: 10 - 12
A person speaking. Illustration of a lion and a flying insect. Natural Selection. Caption: says that those individuals with beneficial traits,
Biology
Episode 4
33 minutes 32 seconds
Grade Level: 10 - 12
Illustration of a squid emitting a glowing cloud while a submarine passes closely. Vampire Squid. Caption: but some animals use it to warn or evade predators,
1 minutes 15 seconds
Grade Level: 7 - 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
A ship sailing through the sea. Caption: sails within the sight of the mythical Galapagos.
Butterfly Effect
Season 1 / Ep 1
25 minutes 59 seconds
Grade Level: 10 - 12
Still image from: Deep Look: Ensatina Salamanders Are Heading for a Family Split
Deep Look
Episode 28
4 minutes 38 seconds
Grade Level: 7 - 12
Still image from: Dinosaurs on Earth: Then...and Now
25 minutes
Grade Level: 6 - 12
Still image from: Earth Time: Evolution And Human Memory
Time: The Story Of Existence
Episode 3
50 minutes
Grade Level: 9 - 12
Recently Added
Still image from: Eons: How Ankylosaurs Got Their Clubs
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
Still image from: Eons: How Humans Lost Their Fur
Eons
Season 3 / Ep 27
11 minutes 27 seconds
Grade Level: 10 - 12
Recently Added
Still image from: Eons: How Plants Became Carnivores
Eons
Season 3 / Ep 22
9 minutes 47 seconds
Grade Level: 10 - 12
An illustration depicts a pair of reptile like dinosaurs running in a desert. Image credit: Ceri Thomas.
Eons
Season 2 / Ep 36
8 minutes 33 seconds
Grade Level: 10 - 12
Still image from: Eons: How We Figured Out Fermentation
Eons
Season 3 / Ep 16
9 minutes 20 seconds
Grade Level: 10 - 12
Still image from: Eons: The Biggest Frog That Ever Lived
Eons
Season 3 / Ep 14
7 minutes 4 seconds
Grade Level: 10 - 12
Recently Added
Still image from: Eons: The First and Last North American Primates
Eons
Season 3 / Ep 21
8 minutes 53 seconds
Grade Level: 10 - 12
Still image from: Eons: The Hellacious Lives of the "Hell Pigs"
Eons
Season 2 / Ep 24
7 minutes 16 seconds
Grade Level: 10 - 12
A painting depicts scientists comparing Piltdown Man's remains to other species. Charles Dawson and Sir Arthur Smith Woodward are seen standing together.
Eons
Season 2 / Ep 33
9 minutes 54 seconds
Grade Level: 10 - 12
Recently Added
Still image from: Eons: The Rise and Fall of the Tallest Mammal to Walk the Earth
Eons
Season 3 / Ep 26
7 minutes 53 seconds
Grade Level: 10 - 12
Still image from: Eons: The Risky Paleo Diets of Our Ancestors
Eons
Season 3 / Ep 4
7 minutes 59 seconds
Grade Level: 10 - 12
Still image from: Eons: The Two Viruses That We’ve Had for Millions of Years
Eons
Season 3 / Ep 7
10 minutes
Grade Level: 10 - 12
An illustration depicts an extinct animal, the Giant Lemur.
Eons
Season 2 / Ep 37
10 minutes 9 seconds
Grade Level: 10 - 12
A large group of penguins.
Eons
Season 2 / Ep 55
10 minutes 33 seconds
Grade Level: 10 - 12
Recently Added
Still image from: Eons: When Rodents Had Horns
Eons
Season 3 / Ep 20
8 minutes 22 seconds
Grade Level: 10 - 12
Still image from: Eons: When We Met Other Human Species
Eons
Season 2 / Ep 28
12 minutes 55 seconds
Grade Level: 10 - 12
Recently Added
Still image from: Eons: Why Do Things Keep Evolving Into Crabs?
Eons
Season 3 / Ep 24
6 minutes 46 seconds
Grade Level: 10 - 12
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
A diagram showing the transition from Reptiles (dinosaurs and crocodile-like animal) to Archaeopteryx (feathered animal between a reptile and a bird), to Birds. Caption: between birds and reptiles.
Great Transitions
Episode 2
18 minutes 59 seconds
Grade Level: 7 - 12
Illustration of a primate standing on two legs. Caption: Ardi is neither a chimp nor is she a human.
Great Transitions
Episode 3
19 minutes 44 seconds
Grade Level: 7 - 12
Illustration of a four-legged animal standing in shallow water on top of a layer of rock. Caption: Many things must happen for an animal to be fossilized.
Great Transitions
Episode 1
17 minutes 17 seconds
Grade Level: 7 - 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
Human holding a small puppy and looking into its eyes. Caption: According to genetics,
Nature
Season 25 / Ep 12
29 minutes 49 seconds
Grade Level: 7 - 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
Still image from: It's Okay to Be Smart: Why the Heck Are We Ticklish?
It's Okay to Be Smart
Season 8 / Ep 8
10 minutes
Grade Level: 10 - 12
Rocky coastline. Caption: Life learned to use sunlight to develop
15 minutes 8 seconds
Grade Level: 7 - 12
Cheetah reclining in the grass. Caption: how did that extraordinary hunting speed evolve?
28 minutes 17 seconds
Grade Level: 6 - 9
Split image of a small shoot of corn and a fully developed ear of yellow corn. Caption: could be the ancestor of maize.
17 minutes 51 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
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
Icons of people placed all around the world with lines connecting them to each other. Facebook helps you connect and share with the people in your life. Caption: We've taken that research online, looking at Facebook.
Science Nation
Episode 204
2 minutes 30 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
Small lizard on a hand. Caption: They are the same species but may be diverging into two.
Science Nation
Episode 224
3 minutes 49 seconds
Grade Level: 7 - 12
Two monkeys in a cage. Caption: (narrator) Our language skills sets us apart from our primate cousins.
Science Nation
Episode 174
2 minutes 31 seconds
Grade Level: 10 - 12
Fish with a suction cup at the mouth area holding on to a nearly vertical surface. Caption: and suction cup that holds to the surface.
Science Nation
Episode 49
3 minutes 8 seconds
Grade Level: 7 - 12
A herd of elephants. Caption: Some elephant populations seem to be missing their tusks.
6 minutes 39 seconds
Grade Level: 10 - 12
The Amoeba sisters present the heading, natural selection.
The Amoeba Sisters
Episode
7 minutes 48 seconds
Grade Level: 7 - 12
Two cartoon characters with a DNA strand. Speciation.
The Amoeba Sisters
Episode
7 minutes 59 seconds
Grade Level: 7 - 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
Small stingray with dye coloring parts of the internal structure. Caption: and use different stains to stain parts of the skeleton.
The Brain Scoop
Episode 34
6 minutes 47 seconds
Grade Level: 10 - 12
People holding very small skeletons. Caption: Like you and I, there are five lumbar vertebrae,
The Brain Scoop
Episode 12
5 minutes 16 seconds
Grade Level: 10 - 12
Person running. Caption: This frees our lower back, the lumbar, for movement.
The Brain Scoop
Episode 35
4 minutes 42 seconds
Grade Level: 10 - 12
Flock of large birds landing on the shore and in the water. Caption: the wildlife simply adapts to the new conditions.
23 minutes 20 seconds
Grade Level: 10 - 12
Two almost identical fish. One is larger and has an extra fin on the bottom of its body. Below each fish is a strand of DNA with the same section highlighted. Caption: changes in form are ultimately due to changes in genes.
The Making Of The Fittest
Episode 4
15 minutes 26 seconds
Grade Level: 10 - 12
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
Graphic of a strand of DNA with the C-G-A-T protein sequences. Caption: A mutation is a change in the chemical letters
The Making Of The Fittest
Episode 1
10 minutes 24 seconds
Grade Level: 10 - 12
 A large bird flying through the sky. Spanish captions.
The Making Of The Fittest
Episode 6
10 minutes 29 seconds
Grade Level: 10 - 12
Magnified view of red, spherical objects. Caption: Then he tested for the sickle cell character.
The Making Of The Fittest
Episode 3
14 minutes 3 seconds
Grade Level: 10 - 12
Blood cells flowing through a vein. Spanish captions.
The Making Of The Fittest
Episode 7
14 minutes 6 seconds
Grade Level: 10 - 12
Close up of a small, spiny, translucent fish. Caption: The fish absorb enough oxygen from the sea
The Making Of The Fittest
Episode 2
13 minutes 10 seconds
Grade Level: 10 - 12
Illustrated image of a wing. Caption: So a wing would have evolved from a forelimb in stages.
8 minutes 15 seconds
Grade Level: 10 - 12
Graphic of four islands close to each other. Each island has lizards on it. Caption: evolved independently on each island.
The Origin of Species
Episode 3
17 minutes 49 seconds
Grade Level: 9 - 12
Graphic of island with birds that are similar except for coloring. Caption: They had become distinct species.
The Origin of Species
Episode 2
15 minutes 59 seconds
Grade Level: 7 - 12
Multi-sailed ship on the ocean as seen from above. Caption: Darwin jumped at the chance to sail around the world
The Origin of Species
Episode 1
30 minutes 56 seconds
Grade Level: 7 - 12
Collection of sharp tools made from stone. Caption: Stone-tool technology designed to create sharp edges.
5 minutes 41 seconds
Grade Level: 7 - 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 turtles swimming amongst fish. Caption: He spent just five weeks exploring here.
25 minutes 35 seconds
Grade Level: 7 - 12
A shark jumps out of the water surface with prey in its mouth.
Your Inner Fish
Season 0 / Ep 1
55 minutes 26 seconds
Grade Level: 10 - 12
A lizard like creature standing on the bank of a river. Lightning strikes the land across the river.
Your Inner Fish
Season 0 / Ep 2
55 minutes 31 seconds
Grade Level: 10 - 12
A person holds a baby chimpanzee.
Your Inner Fish
Season 0 / Ep 3
55 minutes 1 seconds
Grade Level: 10 - 12