All Stories
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- Health & Medicine
Salt secrets
You probably eat a lot more salt than you realize, and that could be bad for your health.
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Middle school science adventures
Curiosity brings kids to Washington, D.C. for national science competition.
- Tech
Hubble trouble doubled
The Hubble Space Telescope has faced a series of malfunctions in the last few weeks.
- Animals
Grunting for worms
Want to catch some earthworms? Pretend you're a mole. For experienced worm hunters, the technique works like magic.
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- Fossils
South America’s sticky tar pits
The fossil-rich tar pits of Venezuela may rival those in Southern California.
- Planets
A new look at Saturn’s rings
New information from space missions suggests Saturn's rings may be older and have more mass than scientists thought.
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- Tech
Music of the Future
Scientists create new technologies that can make any surface — from a desk to a wall — sing.
- Computing
Troubles with Hubble
Just before a planned repair mission, the space telescope went quiet.
