World Science: Did Neanderthals contribute to our languages?
* Neanderthals may have talked -- even
contributed to our languages, scholars claim:
Surprising proposals come on the heels of findings
that Neanderthals interbred with ancestors of modern
* Clouds may make many planets more livable:
A new study doubles the estimated number of
potentially habitable planets circling red dwarfs,
the most common stars.
* Being too generous may make you unpopular:
People ostracize those who are too generous because
they're nonconformists, according to a study.
* Air pollution found to slash life expectancy
People throughout some parts of China are losing
five years of life on average thanks to coal
pollution, an analysis indicates.
* Study explores how power gets to the brain:
Power may or may not corrupt, but it does change
you. New research explores what happens in the brain
as that takes place.
* Smart parrots solve five-step puzzle to unlock
A few feathery burglars revealed new depths to
physical intelligence in birds, scientists say.
* New process could make hydrogen fuel without
using costly platinum:
A new finding might advance the quest to create a
"hydrogen economy" fueled by a source of abundant,
* Computer model said to help explain why skin ages:
A dwindling population of stem cells in the skin
explains why older skin is slower to heal,
Invite friends to join World Science for free!
Just click here to open an invitation email that you can
send your friend or colleagues. Feel free to change the
text of the invitation (although you might want to leave
the subscription instructions unchanged.)