We Are Not Alone!!!

How do we predict future population growth? Young researchers investigate various factors affecting the size of our population. As they calculate and interpret graphs to determine factors that could potentially affect increases and...

All humans alive today descended from the same woman who lived just 150,000 years ago. A thought-provoking video explains this concept as part of a larger biology playlist. It lists the location where the woman lived as well as where our...

From anteaters to zebras, why are both sexes equally represented in number? Explore a quirk in evolution with a video from a thought-provoking science playlist. The narrator shows examples of species that might only need a few males,...

Ever find yourself looking at a clear blue sky and notice something that seems to be floating across your eye? Well, you're not alone. Watch this short video to find out exactly what causes this and other common visual phenomenon.

Find an answer to the age-old debate of whether life exists on Mars. Groups determine criteria to help look for signs of life on Mars. The activity has the class simulate testing Martian soil samples for signs of life before drawing...

Impress upon your learners the importance of using sunscreen to protect their skin throughout life. With this video, they will learn not only about the basics of how much sunscreen to apply and for how long, but they will also have the...

The deadly smallpox virus, which killed between 300-500 million people in the twentieth century alone, is a feature player in modern world history. Discover how this disease spread across the globe by and through various nations...

Cricket cookies? Mealworm mac and cheese? Bugs are super nutritious! Why don't we eat them? Hear the history of entomophagy, that is, the practice of eating insects and spiders, by viewing this video. It is a fascinating exploration of...

Is there life beyond Earth? If so, should we make contact with that life? Carl Sagan, along with other astronomers, packed the Voyager 1 and Voyager 2 with sounds of the Earth and Earth's inhabitants, hoping to reach life beyond...

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...