Palpating Pachyderms: How Do We Interpret Observations?

How do we clean up oil spills and other pollutants in the water? Explore water treatment strategies with a set of environmental science experiments. Groups remove oil from water, work with wastewater treatment, and perform a water...

A most ingenious paradox! Through animation, the video describes the question answered by the 2012 Nobel prize winners: how do we see light? The narrator guides learners through the difficult process of measuring photons without actually...

A glacier is like a river of ice. An interesting lesson explores how solid glaciers manage to flow. The video instructor explains how the pressure of the weight of the ice decreases the melting point, allowing the glacier to move.

It seems like a simple process: we breathe in, our nose detects different scents, and our brain interprets the smell. But how does it actually work? How can something smell like vanilla to one person, but like urine to someone else? How...

If you've ever had an injection, the horseshoe crab protects you from infection! Young marine biologists discover how scientists use the unique physiology of the horseshoe crab in medicine with a thought-provoking video. The narrator...

How do scientists know what they do about evolution? Looking at fossilized data, paleontologists examine fossils to show the evolution and changes that developed into modern whales. We find out that scientists use physical evidence,...

Injection, taking a pill, or inhaling are the three main ways to administer a drug. But how do these drugs affect the brain? Watch a video that explains how neurons use neurotransmitters to communicate to one another in the brain.

Are the depictions of the colorful raptors in Jurassic Park accurate? No so much. Imaginative, but not scientific. Find out how researchers determine the color of dinosaur feathers in this short, entertaining video.

Flatulence is a fact of life. But what exactly is happening in our bodies that produces this excess gas? Find out with this entertaining, yet educational, video that explores the different types of bacteria that aid digestion and the...

Much the chagrin of mothers around the world, germs are everywhere; it's unavoidable. Learn how these microscopic invaders have evolved different ways of spreading from one host to another with this short instructional video.