Uncategorized
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- Psychology
Sadness response strengthens with age
Older people reacted more strongly to sad scenes than twentysomethings did in a recent study of emotional receptivity.
- Life
Lemurs on contraceptives don’t smell right
Birth control disrupts female odors used in mating and other social situations.
By Susan Milius - Earth
Trailing dust devils
Whirlwinds leave dark paths behind by sucking sand grains clean.
By Sid Perkins - Life
Genetics redraws marsupial family tree
A new analysis traces the group’s origin to South America.
- Materials Science
Erasing wrinkles, the physicists’ way
Researchers study how folds and other creases disappear.
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- Earth
Researchers create global map of tree height
A new map shows forest height around the globe and will improve estimates of how much carbon is stored in trees.
- Particle Physics
New data suggest a lighter Higgs
Fermilab results heat up the race for an elusive particle.
By Ron Cowen - Health & Medicine
‘Housekeeping’ proteins may set aging limit
Aging cells may seal their fate by keeping worn-out proteins when they sprout offspring.
- Math
Swarming locusts impossible to predict
A mathematical analysis shows that random factors underlie the insects’ movements across the landscape.
- Ecosystems
Frogs leapt before they landed
Jumping preceded mastery of the touchdown in amphibian evolution, a new study suggests.
By Sid Perkins