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Ready to have your mind blown by some seriously cool Earth facts? In this video, we’re diving into the wildest things about our planet that you probably never knew—like why the Earth hums, how we’re ...
Grades 9-12 Learn about the cause of sunburns, in this video from NOVA’s Gross Science series. Sunlight is made up of many types of radiation: infrared, visible, and ultraviolet (UV). UV radiation can ...
It’s hard to believe, but there are just twelve Asiatic cheetahs left in the wild. That number is so small it almost feels ...
How did Earth, alone among the solar system's rocky planets, become the home for life? How, among all this frigid ...