Uncategorized
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Archaeology
Green reapers
Agriculture's rise sparked widespread use of green stone beads as fertility charms and as protection against supernatural forces, scientists propose.
By Bruce Bower -
Planetary Science
Surprise found in comet dust
Scientists find an odd mineral that could offer clues to the solar system's origins.
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Life
Wine find
Cell tests suggest that resveratrol, the substance that seems to account for the healthful effects of red wine, might have antiobesity effects, too.
By Nathan Seppa -
Health & Medicine
Good news for coffeeholics
When lifestyle factors like smoking were taken into account, coffee drinkers had lower death rates than their non-drinking peers, according to a study of more than 120,000 people.
By Tia Ghose -
Health & Medicine
Keep at it
Moderate exercise can extend survival for overweight and obese men who have diabetes.
By Nathan Seppa -
Astronomy
Otherworldly triple play
Astronomers have discovered the first known system of three superEarths beyond the solar system.
By Ron Cowen -
Astronomy
Accidental astrophysicists
MATH TREK: The mathematicians thought they'd just extended a fundamental result in algebra, but it turns out that they'd also proven a conjecture in astrophysics.
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Astronomy
Not a ripple
Another null result for gravitational waves. But findings from LIGO still reveal new information about the Crab Pulsar.
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Archaeology
Resurrection of a biblical tree
Date palm pit found at Masada sprouts at age 2,000, becoming the oldest known seed to germinate.
By Amy Maxmen -
Earth
Unintended consequences
A full recovery of the ozone hole over Antarctica in the coming years could significantly boost warming of the atmosphere over and around the icy continent.
By Sid Perkins -
Health & Medicine
No babies, no hormones
A radically different form of contraception would prevent pregnancies with small molecules of RNA.