News
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PhysicsHow to walk on water
Physicists use X-rays to probe how a fluid can support a person's weight.
By Devin Powell -
Health & MedicineWhite dental fillings may impair kids’ behavior
Effects seen only for fillings that used bis-GMA, a resin derived from bisphenol A.
By Janet Raloff -
LifeInsulin may be Big Antler hormone
Extra sensitivity to the hormone in certain developing tissues might give animals their oversized weapons and ornaments.
By Susan Milius -
LifeSkinny searchers keep fat ants full
By controlling movement out of an ant nest, researchers discover that ants weigh tubbiness in deciding who hunts for food.