All Stories
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Fossils
Hall of Dinos
The world's largest dinosaur mural is now open for viewing in Pittsburgh.
By Emily Sohn -
Health & Medicine
A recipe for happiness
Want to be happier? Recent studies show that science can help.
By Emily Sohn -
Space
High-Energy Discovery
Scientists have traced the most energetic particles in the universe to their source: giant black holes.
By Emily Sohn -
Earth
The Rise of Yellowstone
New evidence points to a recent, rapid rise of land in parts of Yellowstone National Park.
By Emily Sohn -
On the Trail of America’s Next Top Scientists
Students get their hands wet, cold, and dirty at the 2007 Discovery Channel Young Scientist Challenge.
By Emily Sohn -
Animals
Return of the Lost Limbs
Scientists are closer to learning how some animals regrow missing limbs.
By Emily Sohn -
Animals
Gliders in the family
Two rare gliding mammals may be the closest living relatives of modern primates.
By Emily Sohn -
Plants
Seeds of the Future
Around the world, scientists are putting seeds to sleep for up to thousands of years.
By Bryn Nelson -
Space
Monster Black Holes
Scientists have discovered black holes that are far more massive than they had thought possible.
By Emily Sohn -
Fossils
Digging Dinos
Scientists have discovered a new dinosaur species that spent time underground.
By Emily Sohn -
Environment
Fear Matters
Halloween can scare kids and make them act strange. But animals and ecosystems respond to fear every day of the year.