Life
- Animals
Wintering apart, returning together
Birds that fly off to different places in winter can still manage to return home at the same time in spring.
- Genetics
Gene sleuths track down ivory sources
DNA testing of a tusk's ivory can help identify where the elephant came from.
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- Fossils
Hunting by sucking, long ago
An ancient sea creature with a snakelike neck may have sucked up its prey.
- Brain
Nature May Nurture Paying Attention
A green environment can help kids with attention disorders concentrate.
- Animals
superfast muscles for cooing doves
To coo, a dove's muscles have to contract and relax amazingly quickly.
- Animals
Owls use dung to lure beetles
A burrowing owl spreads dung around its nest to attract beetles.
- Brain
Reading problems show cultural differences
The language you use may affect the type of reading problem you have.
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- Brain
Seeing Red and Blue and . . .
Seeing lots of colors when you're young might determine how well you recognize hues later in life.
- Animals
The buzz about mosquitoes
Learning more about mosquitoes can help us control the blood-sucking insects and prevent deadly diseases.
- Animals
Sleep lessons from sparrows
During migration season, certain sparrows remain amazingly alert even when they haven't had much sleep.
