US review shows pesticides harm threatened salmon, whales

Low oxygen levels, coral bleaching getting worse in oceans

Sanctuary on side of Mexican volcano could be universe model

What's in a moon's name?

Space station gets 3 new astronauts, bringing crew back to 6

Eighth planet found in faraway solar system, matching ours

NASA nails test on Voyager spacecraft, 13 billion miles away

Self-taught rocket scientist eyes Monday for new launch date

Good night, night: Light pollution increasing around globe

New study: Streaks on Mars sign of flowing sand, not water

Study: thunderstorms larger and more frequent

WATCH: NASA captures 20 years of seasonal changes of home planet

Close new Earth-size world, where year lasts under 10 days

The science of water and the body

Space Delivery: Astronauts get ice cream, make-own pizzas

Stellar encore: Dying star keeps coming back big time

Scientists witness huge cosmic crash, find origins of gold

Science Says: Era of monster hurricanes roiling the Atlantic

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