Search Results | sleep

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Bat roosting is unusual in that bats hang upside down when they are sleeping or resting. Learn about bat roosting and why bats hang upside down.

Ever wonder why we dream? The human brain can be mysterious, but take a look at what science has to say about why we dream.

Some people's sleep cycles are simply out of tune with the rest of the world. HowStuffWorks looks at the science of insomnia.

They sleep in sunbeams, rule the internet, and occupy our homes—but where did cats originate from in the first place?

Fatal familial insomnia is a rare genetic variation of the debilitating sleeping disorder. Learn more about FFI at HowStuffWorks.

The 'Close Before You Doze' campaign is on a mission to get you to sleep with your bedroom doors closed. Why? Fire safety.

Hibernating mammals like ground squirrels can build some muscle mass during their big sleep, with the help of gut bacteria.

In the 1950s and 60s, a drug called thalidomide was marketed as a miracle solution for morning sickness and sleep issues in pregnant women.

What could happen if we poked one of these sleeping giants? There are two scenarios. One is good. One is very, very bad.

How did famous and beloved Disney characters like Snow White and Pocahontas become the Disney Princess phenomenon? Learn the answer at HowStuffWorks.

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