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Planetary ScienceAnother moon for Uranus
Astronomers have confirmed the existence of the 21st moon known to be orbiting Uranus.
By Ron Cowen -
Health & MedicineDuct tape sticks it to warts
Treating a wart with a covering of duct tape seems to be more effective—and less painful—than removing the wart by freezing it with liquid nitrogen.
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TechHot Flashes, Cold Cuts
By obliterating matter in a never-before-seen way, a new breed of lasers cuts everything from eyeballs to diamonds with unprecedented precision.
By Peter Weiss -
Sizing Up the Brain
Genetic mutations that produce small brains provide insight into the formation and evolution of the human brain.