Sleep

Sleep has a big impact on learning. And not just when you do it in class. Sleep deprivation affects memory, cognition and motivation, and the effects are compounded when it's long-term.

When you sleep in unfamiliar surroundings, only half your brain is getting a good night's rest.

"The left side seems to be more awake than the right side," says Yuka Sasaki, an associate professor of cognitive, linguistic and psychological sciences at Brown University.

Ever notice the catnaps that older relatives take in the middle of the day? Or how grandparents tend to be early risers?

You're not alone. Colleen McClung did, too. A neuroscientist at the University of Pittsburgh Medical Center, McClung wanted to know what was going on in the brain that changes people's daily rhythms as they age.

You won't be able to sleep after experiencing this thrilling episode.Learn who sleeps in the nude and many other fascinating things, with accompaniment from Bobby Lewis, Petula Clark, The Beatles and special cameos from The Three Stooges.

Now you can WATCH RBR in living color !

Amir jina / Flickr

A scientist at Spokane’s Riverpoint campus has received a large grant to study one question: Why do humans sleep?

Scientist Jonathan Wisor has received a $1.3 million grant from the National Institutes of Health to study how the brain processes glucose, which the body uses as a primary energy source.