Humans
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- Health & Medicine
New twists for phantom limbs
An experiment explores the connections between brain and body.
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- Humans
Meet your mysterious relative
Ardi climbed trees and walked on two legs 4.4 million years ago.
- Genetics
Two monkeys see a more colorful world
A genetic experiment changes the way monkeys see the world.
- Health & Medicine
Making good, brown fat
Researchers find a way to make energy-burning fat out of other types of cells.
- Health & Medicine
Brain cells take a break
As you fall into deep sleep, some neurons pause their electrical activity.
- Health & Medicine
Taking the sting out of scorpion venom
Drug given to stung children in Mexico lessens symptoms.
- Brain
The colorful world of synesthesia
Explore the sensory explosion experienced by people with this unusual, but not that uncommon nor unwelcome, condition.
- Health & Medicine
Swine flu goes global
The disease is likely to keep spreading, but a vaccine may be in sight.
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