News
- Life
For ducks, penis length depends on the other guys
Male genitals grow longer with more competition from other males.
- Space
Dark matter eldorado
Astronomers have discovered that a nearby galaxy has the highest density of dark matter of any galaxy known.
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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.
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- 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.
