Learn how wind turbines work in this engaging video by the National Renewable energy Laboratory (NREL). This video is part of an eight-part series teaching about the basics of renewable energy.
Astronomer/ Professor Dr. Kate Dellenbusch explains different ways to safely view a solar eclipse, the science behind why these methods work, and how to create a pinhole viewer.
A wildlife biologist puts an ambitious plan in motion to save two uniquely American reptiles — the eastern indigo snake and the gopher tortoise — and the longleaf pine forest they call home.