News
- Health & Medicine
The right fats: Omega-3 fatty acids soothe inflamed colons
A diet containing fish oil, which is rich in healthful omega-3 fatty acids, reduces symptoms of a colitis-like condition in rats.
- Health & Medicine
Anthrax-toxin component deciphered
Scientists have figured out the molecular structure of edema factor, a component of the anthrax toxin.
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Biology of rank: Social status sets up monkeys’ cocaine use
Male monkeys' position in the social pecking order influences their brain chemistry in ways that promote either resistance or susceptibility to the reinforcing effects of cocaine.
- Tech
Little levers for satellites: Cilia may precisely dock tiny spacecraft
Tiny artificial hairs that imitate biological cilia flex with enough muscle and finesse to maneuver tiny satellites into place for docking with a mother ship.
