All Stories
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- Fossils
Early birds ready to rumble
A fossil hints that prehistoric baby birds could have fed themselves soon after hatching.
- Health & Medicine
Packing Fat
Even among kids, waistlines are bulging, and many people are worried about the trend.
- Brain
Fruit fly brain has two clocks
Fruit flies have not one, but two built-in clocks to regulate daily activity.
- Brain
Hearing Better in the Dark
Blind people are better at locating distant sounds than people who can see.
- Tech
Cold house, hot house, green house
Saving energy at home requires paying attention to the building's windows, walls, and roof.
- 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.
- Space
A dusty birthplace
Evidence of separate bands of dust suggests the presence of a planet orbiting a young star.
- Tech
A taste for cheese
Researchers aim for cheese that is tastier, more nutritious, and easier to make than those now available.
- Space
Clash of the galaxies
An X-ray image unveils an immense collision between two huge clusters of galaxies.
- 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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