Genome: The Secret of How Life Works

What do you have in common with a fruit fly? About 60 percent of your DNA. The resource, divided into two units, is intended for grades four to eight and another for high schoolers. Both units include eight lessons covering the genome as...

The interactions among the members of an ecosystem are what keeps all organisms living together successfully. Using an informative PowerPoint, individuals learn about how energy cycles through ecosystems in food chains and food webs....

What makes a clock tick or a bulb light up? The concept of work is explained to a backdrop of clever animation. Physics fans learn that the amount of work equals the product of the force and distance, and that the rate equals the amount...

The ins and outs of breathing are explained in this fresh film. Simple and straightforward narration accompanies colorful animation to show how breathing is controlled and how it can be altered. This would not only be useful during a...

A flood of information about tsunamis can be learned by viewing this feature. How do they get started? How fast do they travel? How high can they rise? The answers to these questions, plus a little bit of history, are given for your...

The menstrual cycle and its role in the cycle of life is the topic of this short primer on periods.

Welcome to the complex biological story that is our life. Great visual imagery zooms in on the dissection of a DNA double helix in our body. What happens with RNA? Where do amino acids come in? This resource explores our inner workings...

Shocking! Share the story of electric fish with young biologists for a fascinating lesson in specialized cells. The narrator of the video describes how some species of fish generate electric current, differentiates between weakly and...

Out of all vertebrates, the largest brain when compared to body size belongs to humans. Studying the working brain presents challenges to scientists. Learn about three of the most common tests used to understand how the living brain...

What started out as a simple experiment about vacuums, turned into one of the most useful tools for predicting weather. Learn about the circumstances surrounding the invention of the barometer and the scientific principals that it...