Marine mammals don't sleep for a solid 8 hours a night, the way we do.
When it comes to "make it or break it" moments, the male sandpiper is a whiz at wakefulness.
How does the body know when to wake up? How does the body know when to fall asleep?
Can sleeping in a room full of plants can be dangerous? A common myth states that, at night, plants compete with people for oxygen!
We have all seen in the movies, or perhaps in person, a person becomes hypnotized and falls slowly to sleep.
Does the amount of sleep I get affect how likely I am to catch a cold?
Ever feel sleepy after a big lunch? Find out the science behind taking a siesta!
Find out why some birds really do keep one eye open and how they do it.
I've heard that getting regular exercise can help. Is this true?
Students have sometimes found that after a good night's sleep they are able to remember material they studied the night before. Is this true?