All Stories
- Climate
Earth’s poles in peril
Scientists are paying increased attention to changes in Earth's polar regions, which are in danger because of global warming.
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- Animals
Life on the Down Low
The first scientific survey of organisms in the deep waters off Antarctica has discovered lots of life.
- Health & Medicine
Don’t Eat That Sandwich!
If you drop a sandwich on the floor, how quickly does it pick up bacteria?
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- Space
A great ball of fire
Astronomers are marveling at what may be the hugest, most spectacular star explosion ever recorded.
- Plants
The Book of Life
Work has begun on a Web site called the Encyclopedia of Life, which aims to catalog every species on Earth.
- Planets
Two Suns in the Sky
Some planets may orbit double stars, which means that the planets might have double sunrises and double sunsets.
- Tech
How to Fly Like a Bat
Everyone knows that bats aren't birds, but it turns out that they don't even fly the same way.
- Brain
Talking with Hands
Studies of chimpanzees suggest that our ancestors may have "talked" to each other using hand gestures before they learned to speak.
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