Uncategorized
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AnthropologyHuman ancestors at West Asian site deemed two species
Researchers see two species instead of one at oldest known Homo site outside Africa.
By Bruce Bower -
AstronomyKepler space telescope data uncovers 715 new planets
Astronomers used a new tool to quickly confirm the detection of exoplanets.
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Health & MedicineExperimental drug no Methuselah formula
Compound lets mice live healthier lives but doesn't extend life span.
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NeuroscienceGirls may require more mutations than boys to develop autism
New results may help explain why more males wind up with autism.
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Health & MedicineExperimental vaccines protect children from hand, foot and mouth disease
Shots prevented cases resulting from enterovirus 71.
By Nathan Seppa -
LifeRivalry helps fruit flies maintain brainpower
In lab tests, males dim mentally after generations without competitors.
By Susan Milius -
PhysicsQuantum droplet discovered
Electrons and holes gather to form a tiny, liquidlike particle.
By Andrew Grant -
ClimateExtreme heat on the rise
Recent years saw an increase in peak high temperatures on land despite Earth’s stalled averages.
By Beth Mole -
AnthropologyCancer proposed as spur for evolution of dark-skinned ancestors
Fatal ailments might have sparked DNA changes that yielded dark skin in human ancestors.
By Bruce Bower -
Health & MedicineBeating addiction: impossible or surprisingly common?
Addiction may be a dysfunctional if temporary coping strategy, clouds may not reduce global warming and other stories from the March 22 issue.
By Eva Emerson -
Feedback
Readers respond to disco clams, flying ibises and the changes pot makes on the brain.
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AstronomyPulsar pulverizes an asteroid
The steady beat of a pulsar may occasionally be interrupted by collisions with asteroids.