There's proof that until the 17th century, people's natural sleep patterns were to sleep when it first got dark, wake up for a few hours, and then have another extended sleep.
Why are owls such efficient predators? Large eyes and flexible necks.
Ever wonder if fruit flies sleep? Find out on today's A Moment of Science.
Starved of environmental cues telling us when it's time to go to sleep, our sleep cycles are actually a little longer than twenty-four hours.
Can sleeping in a room full of plants can be dangerous? A common myth states that, at night, plants compete with people for oxygen!
A plant's nightlife may not include dining and dancing, but it does play an important role in its flowering season.
There's an interesting effect we can sometimes see regarding the moon. It happens when only a tiny sliver is visible shining on one side.
During a "meteor shower" bits of rocky material that enter our atmosphere from space burn up because of friction.
Have you ever heard that older people need less sleep?
Could caffeine save someones life? Find out on this Moment of Science.