According to a climate simulation by researchers at the University of Wisconsin, a snowless world would be both warmer and colder. Here's why.
You’re out on a clear, starry night with your best friend, looking for shooting stars. Look, there’s one, your friend shouts, but by the time you look, it’s gone. There’s another, she cries. Too late, you missed it. Then one comes along that seems to just amble across the sky, nice and slow. Why is it that some shooting stars are so fast and others are much slower? Learn more on this Moment of Science.
Why does earth only have one moon, while other planets have many? Jupiter alone has nearly 40 moons! Learn more on this Moment of Science.
Learn about the mystery of photorespiration on this Moment of Science.
"A Fresh Breath of Methane" on this Moment of Science.
Did you know that cosmic radiation is up to one-hundred times greater at cruising altitude than on the ground? Learn more on this Moment of Science.
Did UFOs attack fighter planes in June of 1969? Find out on this Moment of Science.
Learn about all the chemicals found in rainwater, on this Moment of Science.
Why does a space shuttle get hotter on reentry than on liftoff? Find out on this Moment of Science.