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Science (X) - Elementary (X) - Middle (X) - Life Science (X) - Streaming (X)

Marine Debris Impacts | Ocean Today

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While people have a choice about swimming in an ocean, marine animals don't. When an area of the ocean acquires a lot of trash, animals in that habitat can become injured or die. Marine debris can also harm habitats, people, and even the economy.

Reducing Bycatch | Ocean Today

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Sometimes, fishermen catch more in their nets than they intend to. Fish and other ocean animals that get unintentionally caught in fishing gear are called bycatch. In this video, see how scientists, gear specialists, and fishermen are working together and using what they know about fish behavior to design fishing nets, or trawls, that are selective in what they catch.

How to Disentangle a Whale | NOAA

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Every year, hundreds of thousands of whales and other marine mammals die when they become entangled in fishing gear or marine debris and drown. In this video, get an up-close look as highly trained rescuers risk their lives to swiftly but carefully cut away fishing lines from an entangled 40-ton humpback whale.

Hannibal Expedition WHOI

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Take a dip below the surface of the ocean on the Hannibal Expedition with Woods Hole Oceanographic Institution as they study a seamount in Panama. 

Snezna Rogelj, Cell Boiologist

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Snezna Rogelj, Ph.D. is a Professor in the Department of Biology at New Mexico Tech. She answers the question "Why did you become a scientist?"

Digestive System | Science Trek

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Your body needs food for energy, vitamins and minerals. But food needs to be broken down into a substance your body can use. That’s the job of your digestive system. Find out more on this episode of Science Trek.  Host Joan Cartan-Hansen and her guests, gastroenterologists Drs. Matt Sericati and Brian Story answer students’ questions.

The Heart: Blood Basics | Science Trek

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The heart’s job is to pump blood, so it’s important to know more about blood. Blood does more than just carry oxygen to your cells. The body’s circulatory system keeps you warm, carries away waste and helps you stay healthy. There's more to blood than you think.

Five Senses | Science Trek

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How do your five senses all work? What do they have in common? What happens when something goes wrong? In this Science Trek, host Joan Cartan-Hansen and her guests will answer students’ questions about our five senses.

Sleep | Science Trek

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We spend about a third of our lives sleeping, but what do scientists really know about sleep? Host Joan Cartan-Hansen and her guests, Dr. Janat O’Donnell and Nancy Nadolski, a Family Nurse Practitioner specializing in sleep issues, will answer students’ questions about sleep.

Ask a Scientist: What is Color Blindness?

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This video features Dr. Sheldon Miller explaining why some people are color blind. The video includes simulations of how the world looks to a person who is color blind.

Water Pollution Investigation

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Water pollution is the contamination of water resources by harmful wastes or toxins. This type of pollution can be dangerous to animals and plant populations in and around lakes, rivers, polluted groundwater areas or oceans, and can pose major problems for humans as well. Explore the detrimental effects of plastic waste pollution on the San Francisco Bay—specifically, mercury contamination, with this resource group from QUEST.

Multiple Sclerosis | Move to Include

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Learn about Multiple Sclerosis or MS. Kerrie Giesen, who suffers from multiple sclerosis, describes what MS is and how to work with it for the best quality of life. Visit the Move to Include collection for additional resources.

Eating Healthy Foods

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Learn about the importance of eating healthy foods, in this video adapted from Media That Matters. A group of students present and explain the types of foods that are good for our bodies, the nutrients they provide, and how these benefit our bodies. They then explain what processed foods are, why some people like them, and why they are unhealthy.

Contaminants in the Arctic Human Population

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This video segment adapted from LOKE Films and the Arctic Monitoring and Assessment Programme describes how people in the Arctic are exposed to high levels of toxic contaminants such as mercury and PCBs. Learn how persistent organic pollutants travel through the food chain and pose serious health risks to humans who consume contaminated animals. Examine how different populations are affected, and how people who eat traditional foods high on the marine food chain (such as polar bear, seal, and some types of whale) are most at risk.

Choosing Foods for Your Health

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Learn from Misty and Tim, two teens who have diabetes, about the food choices they make to help them control their condition, in these two video segments adapted from Living With MyType2. Misty is a college student learning to adapt her dietary needs to a new environment filled with options. Tim goes grocery shopping with his mother and explains how he identifies foods as healthy or unhealthy based on their ingredients and location in the store.

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