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Biology

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
Graphic shows a gray fish with a fart cloud next to it. Inside the fart cloud is text that reads, “It’s Okay To be Fart.”
It's Okay to Be Smart
Season 6 / Ep 18
5 minutes 6 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
Large plain with a very few trees and a large herd of mammals in the distance. Caption: 20,000 animals out a group of 1.3 million.
Jack Hanna's Wild Countdown
Season 3 / Ep 13
20 minutes 37 seconds
Grade Level: 4 - 12
Close up view of upper body of a large turtle in the grass. Caption: Giants can measure up to 6 feet long and weigh up to 700 pounds.
Jack Hanna's Wild Countdown
Season 6 / Ep 23
20 minutes 40 seconds
Grade Level: 4 - 12
Foot of an elephant being sprayed off with water while coming through an opening in a metal fence. Caption: we do every day, we check all of their feet.
Jack Hanna's Wild Countdown
Season 6 / Ep 8
20 minutes 38 seconds
Grade Level: 4 - 12
Front end of a vehicle just visible behind a large herd of buffalo walking through the bushes. Caption: Boy, I've never sat in a bunch of buffalo like this!
Jack Hanna's Wild Countdown
Season 5 / Ep 2
20 minutes 38 seconds
Grade Level: 4 - 12
Two people in an open-sided vehicle driving on a dirt road through trees and brush. Caption: I knew I'd find examples of symbiotic relationships at Lewa,
Jack Hanna's Wild Countdown
Season 3 / Ep 7
20 minutes 38 seconds
Grade Level: 4 - 12
Close up of a rattlesnake's tail with the rattler in focus. Caption: Adam: That is a rattlesnake.
Jack Hanna's Wild Countdown
Season 5 / Ep 8
20 minutes 38 seconds
Grade Level: 4 - 12
Baby rodent-like animals in a cardboard box with wood shavings. Caption: These babies are still too young to survive on their own,
Jack Hanna's Wild Countdown
Season 1 / Ep 7
21 minutes 8 seconds
Grade Level: 4 - 12
A bird with long legs, colorful plumage and a yellow crest of feathers on its head in an enclosure with a bowl of food. Caption: Crown cranes and giraffe, all under the same roof
Jack Hanna's Wild Countdown
Season 1 / Ep 14
21 minutes 8 seconds
Grade Level: 4 - 12
Still image from: Journey to the Microcosmos: A Microscopic Tour of Death
Journey to the Microcosmos
Season 6 / Ep 4
34 minutes 50 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: A Microscopic Tour Through a Norwegian Fjord
Journey to the Microcosmos
Season 6 / Ep 36
10 minutes 7 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: Adventures in Being Eaten
Journey to the Microcosmos
Season 5 / Ep 7
8 minutes 25 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: Aeolosoma--Polka-Dotted Vacuum Worms
Journey to the Microcosmos
Season 5 / Ep 3
10 minutes 26 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: Amoebas--Occasional Brain-Eaters
Journey to the Microcosmos
Season 1 / Ep 18
10 minutes 25 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: An Hour of Our Uncut Microscopic Footage
Journey to the Microcosmos
Season 6 / Ep 26
59 minutes 59 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: Are Microbes Good or Bad for Humans?
Journey to the Microcosmos
Season 1 / Ep 21
9 minutes 35 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: Bacillaria--Distractingly Beautiful Crystal Colonies
Journey to the Microcosmos
Season 2 / Ep 6
11 minutes 27 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: Becoming Your Own Baby Through Conjugation
Journey to the Microcosmos
Season 4 / Ep 3
11 minutes 4 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: Bursaria--Giant Gravity-Sensing Vacuums
Journey to the Microcosmos
Season 4 / Ep 12
11 minutes
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: Can Algae Fuel Our Cars?
Journey to the Microcosmos
Season 4 / Ep 1
9 minutes 5 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: Can Bacteria Eat Plastic?
Journey to the Microcosmos
Season 6 / Ep 50
10 minutes 46 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: Can Microbes See Without Eyes?
Journey to the Microcosmos
Season 3 / Ep 8
11 minutes 22 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: Can This Baby Rotifer Escape Before It’s Eaten Alive?
Journey to the Microcosmos
Season 6 / Ep 12
17 minutes 15 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: Copepods--The Diatom-Devouring King of Plankton
Journey to the Microcosmos
Season 5 / Ep 13
9 minutes 57 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: Creepy Crawly Close-Ups
Journey to the Microcosmos
Season 5 / Ep 8
9 minutes 3 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: Death in the Microcosmos
Journey to the Microcosmos
Season 1 / Ep 11
7 minutes 20 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: Desmids--The Symmetrical Algae That's Full of Crystals
Journey to the Microcosmos
Season 1 / Ep 29
8 minutes 52 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: Diatoms--Tiny Factories You Can See From Space
Journey to the Microcosmos
Season 1 / Ep 8
7 minutes 43 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: Didinium--The Paramecium Hunter
Journey to the Microcosmos
Season 3 / Ep 11
9 minutes 50 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: Dileptus--The Toxic Micro Elephant With an Insatiable Appetite
Journey to the Microcosmos
Season 5 / Ep 14
9 minutes 16 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: Do Microscopic Immortals Actually Exist?
Journey to the Microcosmos
Season 3 / Ep 9
8 minutes 52 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: Eating, Hatching, and Crashing Into the Moon--More About Tardigrades
Journey to the Microcosmos
Season 1 / Ep 20
8 minutes 45 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: Euglenoids--Single-Celled Shapeshifters
Journey to the Microcosmos
Season 1 / Ep 12
9 minutes 14 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: Flatworms--Simple Wiggly Tubes
Journey to the Microcosmos
Season 3 / Ep 3
11 minutes 38 seconds
Grade Level: 9 - 10
Still image from: Journey to the Microcosmos: Flinching Saves Lives in the Microcosmos
Journey to the Microcosmos
Season 4 / Ep 15
11 minutes 2 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: Foraminifera--Hard on the Outside, Squishy on the Inside
Journey to the Microcosmos
Season 3 / Ep 13
7 minutes 57 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: Gastrotrichs--Four Day Old Grandmothers
Journey to the Microcosmos
Season 1 / Ep 26
10 minutes 32 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: Getting to Know Our Single-Celled Ancestors
Journey to the Microcosmos
Season 4 / Ep 4
10 minutes 9 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: Ghost Fleas--Tiny See Through Cyclopses
Journey to the Microcosmos
Season 6 / Ep 24
8 minutes 44 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: Giant Microscopic Cannibals
Journey to the Microcosmos
Season 6 / Ep 1
10 minutes 48 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: Heliozoa--Round, Sticky, and Covered in Spikes
Journey to the Microcosmos
Season 4 / Ep 6
9 minutes 21 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: How Brownian Motion Helped Prove the Existence of Atoms
Journey to the Microcosmos
Season 6 / Ep 8
10 minutes 7 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: How Cyanobacteria Took Over the World
Journey to the Microcosmos
Season 2 / Ep 5
12 minutes 56 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: How Diatoms Build Their Beautiful Shells
Journey to the Microcosmos
Season 4 / Ep 7
10 minutes 50 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: How Do Colonies Help Microorganisms Survive?
Journey to the Microcosmos
Season 1 / Ep 10
9 minutes 16 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: How Do Microbes Make Decisions?
Journey to the Microcosmos
Season 6 / Ep 47
10 minutes 11 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: How Do Microorganisms Pee?
Journey to the Microcosmos
Season 4 / Ep 2
8 minutes 39 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: How Do Microorganisms Poop?
Journey to the Microcosmos
Season 3 / Ep 2
8 minutes 2 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: How Do Microorganisms Reproduce?
Journey to the Microcosmos
Season 1 / Ep 4
8 minutes 34 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: How Do Protozoa Get Around?
Journey to the Microcosmos
Season 1 / Ep 7
10 minutes 41 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: How Many Cells Are in a Microscopic Animal?
Journey to the Microcosmos
Season 6 / Ep 2
10 minutes 17 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: How Microscopic Hunters Get Their Lunch
Journey to the Microcosmos
Season 1 / Ep 2
11 minutes 4 seconds
Grade Level: 10 - 12
Still image from: Journey to the Microcosmos: How to Identify Microbes
Journey to the Microcosmos
Season 2 / Ep 4
10 minutes 13 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: How to Name a Microbe
Journey to the Microcosmos
Season 2 / Ep 23
9 minutes 37 seconds
Grade Level: 9 - 10
ASL
Still image from: Journey to the Microcosmos: How to Survive the Microcosmos
Journey to the Microcosmos
Season 2 / Ep 11
8 minutes 41 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: How We Got the DNA From This Extremely Rare Ciliate
Journey to the Microcosmos
Season 6 / Ep 35
11 minutes 9 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: How Your Blood Keeps You Alive
Journey to the Microcosmos
Season 6 / Ep 48
8 minutes 4 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: Hydra--Stretchy, Speedy, & Probably Immortal
Journey to the Microcosmos
Season 1 / Ep 13
8 minutes 24 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: Is the Mitochondria Always the Powerhouse of the Cell?
Journey to the Microcosmos
Season 6 / Ep 33
11 minutes 25 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: Journey Through the Body of a Rotifer
Journey to the Microcosmos
Season 5 / Ep 18
11 minutes 29 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: Kentrophoros--The Mouthless Ciliate With a Back Full of Snacks
Journey to the Microcosmos
Season 6 / Ep 28
10 minutes 30 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: Lacrymaria--Vicious Long-Necked Predators
Journey to the Microcosmos
Season 3 / Ep 5
9 minutes 36 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: Life Without Oxygen? Challenge Accepted
Journey to the Microcosmos
Season 1 / Ep 15
10 minutes 4 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: Looking at Tardigrade Sperm and Other Reproducing Swimmers
Journey to the Microcosmos
Season 4 / Ep 14
10 minutes 43 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: Looking for Answers in the Skull of a Zebrafish
Journey to the Microcosmos
Season 5 / Ep 10
9 minutes 43 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: Making Decisions Without a Brain
Journey to the Microcosmos
Season 2 / Ep 15
10 minutes 47 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: Meet the Microcosmos
Journey to the Microcosmos
Season 1 / Ep 1
8 minutes 52 seconds
Grade Level: 10 - 12
Still image from: Journey to the Microcosmos: Microbes Don’t Actually Look Like Anything
Journey to the Microcosmos
Season 1 / Ep 30
12 minutes 45 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: Microbes in Slow Motion
Journey to the Microcosmos
Season 5 / Ep 12
10 minutes 43 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: Microorganisms Are Cleaning the Water You Drink
Journey to the Microcosmos
Season 1 / Ep 23
8 minutes 47 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: Moss & Lichen--Which One Is Actually a Plant?
Journey to the Microcosmos
Season 3 / Ep 16
8 minutes 4 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: Mouthless Parasites That Make Their Home in Worm Guts
Journey to the Microcosmos
Season 6 / Ep 10
9 minutes 33 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: Mysterious Jiggly Crystals and Other Intracellular Structures
Journey to the Microcosmos
Season 1 / Ep 9
11 minutes 30 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: Nematodes--The Worm That Sculpted the World
Journey to the Microcosmos
Season 5 / Ep 4
12 minutes 32 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: Ophyroglena: The Tricky Transforming Ciliate
Journey to the Microcosmos
Season 3 / Ep 7
8 minutes 37 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: Our Paramecia Are Infected
Journey to the Microcosmos
Season 3 / Ep 4
11 minutes 13 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: Our Tardigrades Got Stuck in a German Post Office
Journey to the Microcosmos
Season 6 / Ep 19
6 minutes 52 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: Paramecium--The White Rat of Ciliates
Journey to the Microcosmos
Season 1 / Ep 22
11 minutes 53 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: Peritrich Ciliates--Masters of Long-Range Snacking
Journey to the Microcosmos
Season 2 / Ep 16
10 minutes 19 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: Putting Coral Under the Microscope
Journey to the Microcosmos
Season 6 / Ep 7
9 minutes 57 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: Relax and Enjoy the View
Journey to the Microcosmos
Season 1 / Ep 14
5 minutes 34 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: Revealing the Hidden Colors of the Microcosmos
Journey to the Microcosmos
Season 4 / Ep 22
9 minutes 51 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: Rotifers--Charmingly Bizarre & Often Ignored
Journey to the Microcosmos
Season 1 / Ep 16
9 minutes 18 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: Slime Molds--When Micro Becomes Macro
Journey to the Microcosmos
Season 2 / Ep 3
11 minutes 12 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: Slime Tubes in Search of Sunlight
Journey to the Microcosmos
Season 5 / Ep 19
9 minutes 33 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: Some Eggs Don't Need Sperm to Make Babies
Journey to the Microcosmos
Season 4 / Ep 16
10 minutes 13 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: Stentors--Single-Celled Giants
Journey to the Microcosmos
Season 1 / Ep 3
9 minutes 48 seconds
Grade Level: 10 - 12
Still image from: Journey to the Microcosmos: Suctorians--The Ugly Duckling of Ciliates
Journey to the Microcosmos
Season 3 / Ep 17
8 minutes 41 seconds
Grade Level: 9 - 12
ASL
Still image from: Journey to the Microcosmos: Synura--Smelly, Flowery Confetti
Journey to the Microcosmos
Season 2 / Ep 10
8 minutes 37 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: Tardigrades--Chubby, Misunderstood, & Not Immortal
Journey to the Microcosmos
Season 1 / Ep 6
12 minutes 49 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: Tardigrades--The Ambassadors of the Microcosmos
Journey to the Microcosmos
Season 6 / Ep 49
39 minutes 3 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: Testate Amoebas--Blobby, Modest Shell Dwellers
Journey to the Microcosmos
Season 2 / Ep 19
10 minutes 4 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: The 18th Century Tardigrade Debate
Journey to the Microcosmos
Season 6 / Ep 32
12 minutes 4 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: The Algae That Saved an Astronaut's Life
Journey to the Microcosmos
Season 3 / Ep 15
8 minutes 11 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: The Aquatic Snails That Leave a Path of Destruction
Journey to the Microcosmos
Season 6 / Ep 16
9 minutes 5 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: The Arachnid Whose Poop Is Making You Sneeze
Journey to the Microcosmos
Season 5 / Ep 15
10 minutes 51 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: The Beautiful, Brutal Tentacles of Hydra
Journey to the Microcosmos
Season 4 / Ep 19
11 minutes 30 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: The Chaotic Life of Seashore Ciliates
Journey to the Microcosmos
Season 4 / Ep 10
9 minutes 11 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: The Collotheca Doesn’t Mind Eating Its Own Babies
Journey to the Microcosmos
Season 6 / Ep 39
7 minutes 52 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: The Colors of the Microcosmos
Journey to the Microcosmos
Season 1 / Ep 19
9 minutes 37 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: The Complicated Relationships of the Microcosmos
Journey to the Microcosmos
Season 5 / Ep 6
10 minutes 39 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: The Dark History of Sea Monkeys
Journey to the Microcosmos
Season 5 / Ep 23
9 minutes 58 seconds
Grade Level: 9 - 10
Still image from: Journey to the Microcosmos: The Diversity of Shapes in the Microcosmos
Journey to the Microcosmos
Season 4 / Ep 13
10 minutes 18 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: The Fantastic Feet of the Microcosmos
Journey to the Microcosmos
Season 4 / Ep 9
9 minutes 17 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: The Fish Sucking Lice That Aren’t Lice
Journey to the Microcosmos
Season 5 / Ep 17
8 minutes 6 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: The Fungus That Traps and Kills Nematodes
Journey to the Microcosmos
Season 3 / Ep 6
8 minutes 58 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: The Gruesome Tale of the Hitchhiking Parasite
Journey to the Microcosmos
Season 4 / Ep 25
8 minutes 44 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: The Illuminating Reason Perenema Curl Up Into a Ball
Journey to the Microcosmos
Season 6 / Ep 37
9 minutes 8 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: The Incredible World of Bacterial Communities
Journey to the Microcosmos
Season 6 / Ep 54
10 minutes 52 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: The Indecisive Evolution of Gastrotrichs
Journey to the Microcosmos
Season 6 / Ep 40
8 minutes 12 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: The Many Ways Microbes Eat, Get Eaten, and Poop
Journey to the Microcosmos
Season 6 / Ep 38
36 minutes 30 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: The Micro World Right Under Your Feet
Journey to the Microcosmos
Season 2 / Ep 18
10 minutes 14 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: The Microbe You Eat All the Time
Journey to the Microcosmos
Season 2 / Ep 22
11 minutes 31 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: The Microcosmos Is a Very Stressful Place
Journey to the Microcosmos
Season 6 / Ep 52
9 minutes 24 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: The Microcosmos Is Made of Star Stuff
Journey to the Microcosmos
Season 6 / Ep 42
8 minutes 2 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: The Microscopic Circle of Life
Journey to the Microcosmos
Season 1 / Ep 17
10 minutes 12 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: The Moss Animals That Are Defined by Their Butts
Journey to the Microcosmos
Season 6 / Ep 13
9 minutes 43 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: The Purple Bacteria That Are Afraid of Oxygen
Journey to the Microcosmos
Season 5 / Ep 20
10 minutes 2 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: The Remarkable Mystery of Land Plants
Journey to the Microcosmos
Season 6 / Ep 3
12 minutes 27 seconds
Grade Level: 9 - 12
ASL
Still image from: Journey to the Microcosmos: The Secret Things Living in Your Aquarium
Journey to the Microcosmos
Season 2 / Ep 9
8 minutes 54 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: The Secret Things Living In Your Drains
Journey to the Microcosmos
Season 4 / Ep 21
9 minutes 50 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: The Shared Doom of Microscopic Hitchhikers
Journey to the Microcosmos
Season 6 / Ep 27
9 minutes 55 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: The Spatula-Shaped Ciliate Family
Journey to the Microcosmos
Season 5 / Ep 1
9 minutes 29 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: The Terrifying Viruses of the Microcosmos
Journey to the Microcosmos
Season 2 / Ep 17
12 minutes 45 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: The Tiny Worlds Inside of Single-Celled Organisms
Journey to the Microcosmos
Season 5 / Ep 5
10 minutes 53 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: The Tube-Dwelling Architects of the Microcosmos
Journey to the Microcosmos
Season 6 / Ep 55
10 minutes 5 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: There's More Than Coral at the Coral Farm
Journey to the Microcosmos
Season 6 / Ep 5
10 minutes 28 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: These Algae Curl Up Into a Ball When They Get Stressed Out
Journey to the Microcosmos
Season 4 / Ep 23
9 minutes 34 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: These Microbes Wear Chain Mail Made From DNA
Journey to the Microcosmos
Season 6 / Ep 45
10 minutes 45 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: These Mites Are Probably on Your Face Right Now
Journey to the Microcosmos
Season 6 / Ep 53
10 minutes 47 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: These Rotifers Glue Themselves Together
Journey to the Microcosmos
Season 6 / Ep 29
10 minutes 25 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: These Squishy Dots Move So Fast You Might Miss Them
Journey to the Microcosmos
Season 6 / Ep 17
9 minutes 35 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: These Walking Ciliates Are Frustrating
Journey to the Microcosmos
Season 6 / Ep 20
9 minutes 20 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: This Ciliate Is About to Die
Journey to the Microcosmos
Season 3 / Ep 12
8 minutes 36 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: This Extremely Rare Ciliate Has Only Been Seen Four Times
Journey to the Microcosmos
Season 6 / Ep 34
12 minutes 13 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: Trying to Make Sense of This Overwhelming World
Journey to the Microcosmos
Season 2 / Ep 25
11 minutes 8 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: Unsolved Mysteries of the Microcosmos
Journey to the Microcosmos
Season 4 / Ep 18
9 minutes 19 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: Water Fleas: Look Weird, Adapt Weirder
Journey to the Microcosmos
Season 2 / Ep 14
12 minutes 6 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: Water Is Thicker When You’re Smaller
Journey to the Microcosmos
Season 3 / Ep 10
9 minutes 51 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: Water Mites--Sticky Dancers With Crystal Poop
Journey to the Microcosmos
Season 6 / Ep 21
9 minutes 57 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: We Accidentally Grew Crystals
Journey to the Microcosmos
Season 6 / Ep 22
11 minutes 54 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: We Filmed Tardigrade Mating
Journey to the Microcosmos
Season 2 / Ep 1
9 minutes 49 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: We Finally Found the Elusive Bristle Worm!
Journey to the Microcosmos
Season 6 / Ep 6
9 minutes 27 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: We Found a Super Rare Microbe!
Journey to the Microcosmos
Season 4 / Ep 11
10 minutes 38 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: We Recorded Some Strange Goop. What Is It?
Journey to the Microcosmos
Season 1 / Ep 27
23 minutes 8 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: We Recorded Too Much Slow Motion Footage
Journey to the Microcosmos
Season 5 / Ep 9
37 minutes 51 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: We Upgraded Our Microscope... Again!
Journey to the Microcosmos
Season 4 / Ep 17
10 minutes 27 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: What Are These Vorticella up to?
Journey to the Microcosmos
Season 2 / Ep 13
12 minutes 57 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: What Even Is a Species?
Journey to the Microcosmos
Season 5 / Ep 2
12 minutes 59 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: What Humans and Stentors Have in Common
Journey to the Microcosmos
Season 1 / Ep 25
10 minutes 56 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: What If All the Microbes Disappeared?
Journey to the Microcosmos
Season 1 / Ep 28
10 minutes 24 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: What Is Mold and Why Does It Love Bread?
Journey to the Microcosmos
Season 5 / Ep 22
9 minutes 14 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: What Is the Point of Sex?
Journey to the Microcosmos
Season 2 / Ep 12
13 minutes 50 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: What Microscope Do We Use?
Journey to the Microcosmos
Season 1 / Ep 24
10 minutes 27 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: Where Did Eukaryotic Cells Come From?
Journey to the Microcosmos
Season 1 / Ep 5
10 minutes 1 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: Where Is This Anemone Really From?
Journey to the Microcosmos
Season 4 / Ep 24
12 minutes 10 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: Why Are These Single-Celled Organisms so Large?
Journey to the Microcosmos
Season 6 / Ep 30
10 minutes 26 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: Why Do Bacteria Move Like Vibrating Chaos Snakes?
Journey to the Microcosmos
Season 3 / Ep 14
8 minutes 58 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: Why Do Microbes Explode Under UV Light?
Journey to the Microcosmos
Season 5 / Ep 21
10 minutes 57 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: Your Mouth Is a Cave For Microbes
Journey to the Microcosmos
Season 6 / Ep 43
8 minutes 43 seconds
Grade Level: 9 - 12
Still image from: Journey to the Microcosmos: Your Screen Is Covered in Human Blood
Journey to the Microcosmos
Season 4 / Ep 5
10 minutes 5 seconds
Grade Level: 9 - 12
Close up of a black insect with translucent black wings and black antenna. Caption: our killer can locate her victims remotely.
28 minutes 46 seconds
Grade Level: 10 - 12
Still image from: Lab Six: Animals Are Awesome (Spanish)
Lab Six (Spanish)
Episode 17
27 minutes 19 seconds
Grade Level: 4 - 8
Still image from: Lab Six: Insects (Spanish)
Lab Six (Spanish)
Episode 7
24 minutes 17 seconds
Grade Level: 4 - 8
Still image from: Lab Six: Insects II (Spanish)
Lab Six (Spanish)
Episode 8
27 minutes 53 seconds
Grade Level: 4 - 8
Still image from: Lab Six: Plants (Spanish)
Lab Six (Spanish)
Episode 7
27 minutes 23 seconds
Grade Level: 4 - 8
Still image from: Lab Six: Reptiles (Spanish)
Lab Six (Spanish)
Episode 23
27 minutes 19 seconds
Grade Level: 4 - 8
Still image from: Lab Six: Reptiles II (Spanish)
Lab Six (Spanish)
Episode 24
27 minutes 10 seconds
Grade Level: 4 - 8
Still image from: Lab Six: Respiratory System (Spanish)
Lab Six (Spanish)
Episode 34
25 minutes 35 seconds
Grade Level: 4 - 8
Still image from: Lab Six: Respiratory System II (Spanish)
Lab Six (Spanish)
Episode 35
26 minutes 46 seconds
Grade Level: 4 - 8
Still image from: Lab Six: Sun (Spanish)
Lab Six (Spanish)
Episode 3
27 minutes 32 seconds
Grade Level: 4 - 8
Still image from: Lab Six: The Human Body (Spanish)
Lab Six (Spanish)
Episode 48
27 minutes 44 seconds
Grade Level: 4 - 8
Still image from: Lab Six: The Queen and the Drone (Spanish)
Lab Six (Spanish)
Episode 12
27 minutes 40 seconds
Grade Level: 4 - 8
Close up of a yellow Labrador dog on a leash. Caption: They are clones, copies of the same dog.
Superlife
Episode 1
9 minutes 16 seconds
Grade Level: 9 - 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
Beetle in larvae, pupae, and adult stage. Spanish captions.
14 minutes 37 seconds
Grade Level: 3 - 5
Rocky coastline. Caption: Life learned to use sunlight to develop
15 minutes 8 seconds
Grade Level: 7 - 12
ASL
Girl wearing an embroidered yellow dress holds an open book up to a teddy bear as she smiles down at it. Text reads, "Living and Nonliving Things for Kids."
7 minutes 6 seconds
Grade Level: 4 - 8
Brown spotted lizard on a tree trunk. Caption: He plans to radio track the lizards.
8 minutes 32 seconds
Grade Level: 10 - 12
Green lizard on a rock.  Spanish captions.
9 minutes 57 seconds
Grade Level: 10 - 12
Close up of head and shoulders of a manatee swimming under water. Caption: USGS
3 minutes 34 seconds
Grade Level: 6 - 12
ASL
Slide shows a blue background with pairs of animals facing in opposite directions includes moose, cows, tigers, and camels. Text in foreground reads, "Mammals."
6 minutes 15 seconds
Grade Level: 3 - 6
A bird floats underwater while a school of small fish swirl around it. A marlin approaches from below. Caption: and the frenzy intensifies as marlin compete
The Living Oceans Series
Episode 3
20 minutes 48 seconds
Grade Level: 5 - 10