Humans
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- Humans
A louse-y start for clothing
A date for appearance of body lice suggests time of first clothes.
- Health & Medicine
What the appendix is good for
Some body parts seem pointless but in fact have purpose.
By Emily Sohn -
- Health & Medicine
Making light of sleep
Teens are prone to sleep problems, but a little sunshine could help.
By Susan Gaidos -
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- Health & Medicine
Got milk? How?
Scientists are tracking down the first people who squeezed this nutritious liquid out of animals thousands of years ago.
By Emily Sohn - Health & Medicine
Drugs and zzzzzz’s
People who take the drug ecstasy are more likely to suffer from a sleeping disorder.
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- Health & Medicine
New twists for phantom limbs
An experiment explores the connections between brain and body.
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