Think Garden: What's a Food Chain?

This video illustrates why all living things need food and explains how organisms provide energy to each other. Colorful graphics show the difference between a food chain and a food web, and an animation and poem make food chains easy to understand.

Think Garden: The Importance of Water

This video explores why plants need water to survive, and how they tell us they’re thirsty. Learn about the part water plays in the process of photosynthesis, and find out how to conserve and improve water quality. Also an animation explains the water cycle and transpiration process.

Think Garden: Location, Location

This video shows how location is important to the health of a garden. Learn about the factors that go into choosing a location for a garden. See a variety of alternatives to a traditional garden plot like raised beds, container gardens, hoop houses, and small kitchen gardens.

Think Garden: Soil Composition

This video explains why soil is more than just dirt. Learn how to tell if soil is rich and healthy or lacking in nutrients, which nutrients are essential, and what happens if plants lack these nutrients. Also find out how to improve soil, and find out what compost is, and how to use it.

Indicator Species: Hooded Warbler

Adapted from the Kentucky Life Biodiversity series, this video interactive offers information about the Hooded Warbler and its role as an indicator species in the Natural Bridge region of Kentucky.

About the Seasons

Children learn how seasonal weather changes affect everything, from the behavior of animals to the way we dress and play.

Biodiverse Regions: Black Mountain

Black Mountain in southeastern Kentucky is one of the most biodiverse regions in the state. This KET video offers a brief overview about the factors that make this area so unique.

Think Garden: Sustainable Gardening

This video examines methods of practicing sustainable gardening. Examples explored include companion planting, composting, and more. Also learn about things not to do in a sustainable garden.

Think Garden: Garden Health and Maintenance

This video explores what a garden needs to remain healthy. See the ways thriving gardens depend on humans, and find out special needs of specific plants.

Amphibians

This video segment from IdahoPTV's D4K points out what it means to be cold-blooded. A frog's life cycle is revealed as well as why it croaks, why it hibernates, and how it catches its prey.

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Anglerfish

This video segment from NOVA: "Animal Imposters" shows the lightning-fast strike of the anglerfish.

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Animal Chefs

Ever wonder how to tempt the taste buds of a 400-pound mola mola? In this video from QUEST produced by KQED, learn how the chefs at the Monterey Bay Aquarium prepare meals to feed thousands of species.

Animal Defenses

In nature, survival is the name of the game. This video segment explores the world of animal defense and shows that predators don't always have the upper hand.

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Animal Hearing

This video segment discusses the physical adaptations that give several nocturnal animals a heightened sense of hearing. Footage from NOVA: "Mystery of the Senses: Hearing."

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Animals Making a Living

For most animals, finding food is a full-time job. This video segment explores the food-finding strategies of a variety of creatures, illustrating the idea that different animals have very different ways of getting enough to eat.

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Animals on the Go

This video segment shows a wide variety of creatures in their respective habitats, with a focus on how the animals move.

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Arctic Summer

See the many birds that spend their summer in the Arctic in this video segment from Nature.

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Arctic Tundra

This video segment from Wild Europe: "Wild Arctic" explores the struggle for survival in one of Earth's most extreme environments.

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As the Crow Flies

In this video from Nature researchers from the University of Washington conduct a long-term experiment to see if crows can pass information down from one generation to the next.

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Backyard Birdfeeders

This video from WPSU’s series Outside suggests how to feed birds in winter, a hobby that can foster awareness, care, and respect for birds.

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Backyard Turtles

In this video from the WPSU’s series Outside, learn about backyard turtle habitats, their favorite foods, and why they don’t make good pets.

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Backyard Wildlife

Squirrels and chipmunks are just two of the animals you might see. Backyard Wildlife, an original KET video, encourages children to explore the world outside their back door.

Basic Instincts

This video from Nature: "My Life as a Turkey" explores the knowledge wild turkeys have about the world around them.

Bears

This video segment from IdahoPTV's D4K shows bears' adaptations for eating.

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Beavers

This video segment explores the world of the beaver, including the biology of the species and, more importantly, its ability to transform an ecosystem for its own benefit.

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Bee Navigation

This video segment from NOVA: "The Mystery of Animal Pathfinders" explores honeybee communication and navigation.

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Beneath the Waters of Cocos Island

The nutrient-rich waters surrounding Cocos Island set the stage for astounding predator-prey interactions, as seen in this video segment from NOVA: "Island of Sharks."

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Beyond the Present

This video from The Human Spark provides a look at humans' unique ability to reflect upon events that have happened in the past and think about things that could possibly happen in the future.

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Bird Migration

This video segment from IdahoPTV's D4K discusses the purpose of migration and shows researchers and students working together to study bird migration at the Idaho Bird Observatory.

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Birds of Kundha Kulam

In this Nature video, learn about the extraordinary impact that birds have on the agriculture of a small Indian community.

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Birds of Prey

This video segment from IdahoPTV's D4K defines birds of prey and explains what characteristics they have that identify them as a raptor and help them catch their prey.

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The Brain

This video segment from IdahoPTV's D4K explores the anatomy of the brain and how your brain interacts with the rest of your body.

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Carnivorous Plants of Cartwheel Bay

In this video segment from NatureScene, explore Cartwheel Bay, a wetland in South Carolina, and learn about the variety of carnivorous plants native to this unique landform.

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Changing Arctic Landscape

In this video adapted from the Arctic Athabaskan Council, learn how warmer temperatures in the Arctic are transforming the landscape, triggering a host of effects such as permafrost thawing and insect infestations.

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Choosing Foods for Your Health

This resource includes two video segments adapted from Living With MyType2 and features diabetic teenagers Misty and Tim explaining how they carefully choose the foods they eat.

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Climate and Human Evolution

In this video segment adapted from NOVA: "Becoming Human," learn how the analysis of rock layers and ocean sediments supports the theory that rapid climate change may have jump-started human evolution two million years ago.

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Cooperation Over Competition

In this video from The Human Spark, scientists discuss what may be the uniquely “human spark” which separates us from animals: our ability to communicate, cooperate, and collaborate with others.

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Dating Lava Flows on Mauna Loa Volcano, Hawaiʻi

In this video segment adapted from NOVA, scientists search for carbonized remains of plants preserved in lava flows to find out how long it has taken rain forests on Hawaiʻi to regenerate after a volcanic eruption.

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Decision-Maker Bees and the Human Brain

Learn about the similarity between the pattern of communication within a bee colony and neural networks in the human brain, in this video adapted from NOVA scienceNOW.

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Desert Biome

This video segment from NOVA: "A Desert Place" describes the physical characteristics and organisms that define the desert biome.

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Destructive Forces

In this video segment from Nature, scientists question how animals mysteriously survive natural disasters.

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Diversity of Hardwoods at Congaree Swamp

In this video segment from NatureScene, observe some methods of plant identification with regards to the diversity of hardwoods at the Congaree Swamp.

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Dolphin Reproductive Behavior

This video segment from the Science and Technology Chat series focuses on dolphin pregnancy, birth, and care of the young, and features Atlantic bottlenose dolphins living in captivity at the Mirage Resort Dolphin Habitat.

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Eating Healthy Foods

In this video adapted from Media That Matters, students explain how healthy foods help your body and processed foods can harm it.

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Elk

This video segment from IdahoPTV's D4K describes the yearly life cycle of elk and follows them from their winter habitat to their summer habitat and back.

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Endangered Species

This video segment from IdahoPTV's D4K explores the many reasons why animals become endangered or become extinct.

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Energy Flow in the Coral Reef Ecosystem

This video segment, adapted from NOVA, describes the energy flow in a coral reef, including its food web.

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What Do You Get From That?

Children learn how farm animals contribute to people’s lives by providing food for the table and clothes to keep them warm.

Zoo Safari

Take a trip to a zoo and learn more about some of our favorite animals.

Feeding Time

In this video from Nature, watch how ravens’ smarts can be observed in many situations, such as when they hunt and store food.

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Fever!

This video describes the role of the brain in regulating body temperature and how sometimes fever is employed to fight off infection.

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Fish Research

This video segment from IdahoPTV's D4K explains the Chinook salmon's life cycle in the Pacific Northwest and why it is an endangered species. A fisheries biologist takes students through some steps of fish research with explanations of the kinds of information biologists gather to perhaps help manage fish recovery.

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Flood Plain and Higher Ground Habitats

This video segment from NatureScene features the area of the Congaree Swamp where the high ground and the flood plain meet. Learn how a few feet of difference in elevation on a floodplain can yield drastic changes in what you’ll find living there.

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Floral Arrangements

Explore a few of the ways plants pollinate each other in this video segment from Sexual Encounters of a Floral Kind.

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Food Is Fuel

This video excerpt from NOVA scienceNOW examines the energy and nutrient content of a cupcake and a rat.

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Forests

This video segment from IdahoPTV's D4K describes rain, temperate and boreal forests and some of the animals that live in them.

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From Seed to Fruit

Children get a glimpse of what happens underground in the life of a cherry tomato plant in this original animated video from KET.

Frozen Frogs

This video segment adapted from NOVA scienceNOW shows how the common wood frog freezes solid every winter, an adaptation that allows the organism to survive the cold winter.

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The Function of Sleep

In this video segment adapted from NOVA scienceNOW, discover what researchers are learning about sleep by examining the dreams of rats.

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Gila Monster

This video segment from Outdoor Nevada looks at the Gila monster's behavior, habitat, and unique adaptive characteristics.

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Global Warming Threatens Caribou

This video segment adapted from Arctic Mission presents the challenges faced by caribou herds unable to adapt to a warming climate.

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Gray Whale Obstacle Course

This video segment, adapted from Jean-Michel Cousteau: Ocean Adventures, summarizes in brief, the path traveled by gray whales on their annual migration from Mexico, to Alaska.

Guess How Whales Hear!

This video segment explores how one marine biologist used the scientific process to discover how whales hear.

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Habitat and Diet in Racehorse Development

This animated segment from KET's Electronic Field Trip to a Horse Farm demonstrates one of the ways calcium, a naturally occurring mineral derived from limestone, enters a horse's diet to give it an advantage in bone strength.

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Healthy Snacks

This animated video segment adapted from the Centers for Disease Control and Prevention, featuring American Indian characters, offers suggestions of what to eat for healthy snacks and looks at why less healthy snacks should be considered "sometimes" foods.

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Hearing

This video segment from IdahoPTV's D4K describes the parts of the ear and the path a sound wave makes to your brain. It points out the role of the ear in maintaining balance and why and how to protect your ears.

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The Science Behind Appetite

This video segment, adapted from NOVA, tells the story of a ballerina battling anorexia. It explains how serotonin regulates appetite, and presents some of the health risks that accompany the eating disorder.

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Homo Sapiens Versus Neanderthals

This video segment, adapted from NOVA, explores reasons why Homo sapiens had an advantage over Neanderthals in the pursuit of territory and natural resources.

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Hook, Line and Sinker

In this video from Nature learn how on the tiny, remote island of New Caledonia, crows are much smarter than anyone ever expected.

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Horned Lizard

In this video from Outdoor Nevada, learn about the habitat, diet, and defense mechanisms of horned lizards.

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How the Body Responds to Exercise

In this video segment adapted from NOVA, follow novice runners as they train for a marathon, and discover how quickly the body responds to regular aerobic exercise.

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How to be an Alpha Male Koala

This video resource from Nature: "Cracking the Koala Code" offers ringside seats to a territorial battle for dominance between two male koalas.

How We Learn

In this segment from The Human Spark, host Alan Alda observes experiments at the Max Planck Institute for Evolutionary Anthropology which demonstrate how differently human children and orangutans learn how to complete tasks.

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Human vs. Chimp Thinking

This video segment from The Human Spark features a discussion about how human thought differs from that of chimpanzees.

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Hungry Beasts

Learn about the wildebeest and locusts on the move in this video segment from Nature.

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Hunters Navigate Warming Arctic

In this video segment adapted from the National Film Board of Canada, learn how the Inuit people have used their traditional knowledge to understand and adapt to changes in their Arctic environment, particularly when hunting and navigating the landscape.

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Idaho Fish

This video segment from IdahoPTV's D4K introduces Idaho's native fish species, and discusses why some populations are doing fine while others are struggling with declining numbers.

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An Imprinting Experiment

This video resource from Nature: "My Life as a Turkey" explores how Joe Hutto, a wildlife artist and naturalist, became a parent to 16 wild turkeys by having them imprint onto him.

Insight and Imagination

Get an overview of how insight and imagination distinguish humans from others in this segment from The Human Spark.

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Inuit Observations of Climate Change

In this video adapted from the International Institute for Sustainable Development, an Inuit community collaborates with Western scientists studying climate change. Inuit observations are recorded and included in the data collection process, expanding the scientists' understanding of changes in the area.

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Is It Alive?

What is it that distinguishes a living organism from a nonliving object? This video presents examples that aren't as clear-cut as one might think, enticing students to question what it means to be alive.

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Iñupiaq Whale Hunt

This video, adapted from material provided by the ECHO partners, provides a portrait of Iñupiaq whaling as a community activity, as told through the story of one hunt.

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The Kemps Ridley Sea Turtle

This video adapted from Texas Parks and Wildlife Department describes how humans are helping restore safe nesting grounds for the critically endangered Kemp's ridley sea turtle to ensure its successful repopulation.

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The Koala Diet

This enhanced video resource from Nature: "Cracking the Koala Code" examines how the koala’s unique diet of eucalyptus leaves affects their behavior.

Ladybug Pajama Party

This video segment adapted from QUEST describes certain aspects of the life cycle of a species of ladybug found in the bay area.

Learning to be a Raccoon

This video resource from Nature: "Raccoon Nature" explores how raccoon kits learn from their mother.

Life in the Water Supply

Take a close look at life in one town’s water supply in this video segment from Nature.

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Little Brain, Big Journey

This Nature video shows the migratory patterns and habits of the Rufous hummingbird.

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Living on the Coast

This video, adapted from material provided by the ECHO partners, illuminates how living on the coast affects individuals and communities, particularly humans' interrelationships with natural resources.

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Maple Syrup

This video from WPSU’s series Outside shows how to identify a sugar maple tree by its branches, twigs, buds, and bark, and explains how to produce maple syrup.

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Marathon Migrators

This video segment from NOVA: "The Mystery of Animal Pathfinders" explores how the migratory patterns of shorebirds have evolved to coincide with the spawning of horseshoe crabs.

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Masters of Disguise

In the face of danger, what's a spineless animal to do? This video segment introduces the concept of camouflage -- how animals achieve it and how this form of disguise benefits both predators and prey. Footage from NOVA: "Animal Impostors."

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A Matter of Size

Learn about the brains of a rat, monkey, chimp, and human and why some brains are bigger than others in this video from The Human Spark.

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Migration of the Monarch

This video segment from NOVA: "The Mystery of Animal Pathfinders" explores the migratorial exploits of monarch butterflies.

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Mirror Neurons

This video segment, adapted from NOVA scienceNow, introduces the latest research on a system of neurons that plays a part in how people relate to each other.

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Monarch Migration

This video from Nature features the start of the monarch butterfly’s northward trek.

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Monkey See, Monkey Do

Through experimentation, scientists at the Yerkes National Primate Research Center in Atlanta demonstrate how chimps faithfully transmit learned behaviors from one chimp to another.

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Monkey See, Monkey Take

In this video segment from The Human Spark, an experiment is done that indicates monkeys have a working notion of other minds.

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More Than an Image

This video segment explores how humans perceive the world through vision. Footage from NOVA: "Mystery of the Senses: Vision."

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Moriussaq: A Case Study in Hearing Loss

This video segment follows neurophysiologist Allen Counter as he studies an epidemic of hearing loss in Moriussaq, Greenland, one of the quietest places on Earth. Footage from NOVA: "Mystery of the Senses: Hearing."

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