All Stories
- Health & Medicine
A Better Flu Shot
A new kind of vaccine that's made in caterpillar cells prevents influenza.
- Planets
Martian Caves
New images taken by a spacecraft orbiting Mars show what appear to be entrances to caves.
- Space
Unearthing Ancient Astronomy
Researchers discover that ancient Peruvians were tracking the skies 4,000 years ago.
- Humans
A Long Trek to Asia
An ancient skeleton from a Chinese cave shows how far humans walked when they left Africa.
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- Tech
Getting in touch with touch
By simulating the sense of touch, engineers hope to improve robots, surgery, and even video games.
- Space
Galactic Growth Spurts
A newly discovered galaxy that grew in fits and starts is like no other galaxy known.
- Environment
Food web woes
If sharks disappeared from the oceans, rays might thrive, but shellfish would probably suffer.
- Health & Medicine
Chew for Health
Surprise your teacher: New studies show that chewing gum might be good for you!
- Health & Medicine
Wake Up, Sleepy Gene
Variation in the length of one gene affects how well you function when short of sleep.
- Humans
Earth Rocks On
Some rocks in Greenland show that Earth's crust was moving even 3.8 billion years ago.
- Health & Medicine
Childhood’s long history
Our ancient ancestors had long childhoods, just as we do today.
