News
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HumansStone Age innovation out of Africa
Researchers have dated two innovative Stone Age tool industries in southern Africa that may have helped spur human migrations out of Africa.
By Bruce Bower -
LifeThe Iceman’s mysterious genetic past
Scientists say that they have identified the complete mitochondrial DNA sequence of the 5,000-year-old Tyrolean Iceman, whose body was found protruding from a glacier in 1991.
By Bruce Bower -
SpaceMESSENGER glimpses Mercury’s Western hemisphere, new features
The results are in from MESSENGER’s second flyby of Mercury, one of the least-explored planets in the solar system.
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Health & MedicineA sugar helps E. coli go down
Some harmful strains of E. coli might rely on something sweet to do harm.
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AnimalsFarm chemicals can indirectly hammer frogs
A widely used agricultural weed killer teams up with fertilizer to render frogs especially vulnerable to debilitating parasites.
By Janet Raloff -
Health & MedicineMalaria takes on the top meds
Malaria is thwarting frontline drugs called artemisinins in Cambodia.
By Nathan Seppa -
LifeSalmon study: Dammed or not
Columbia River salmon have troubles all right, but dams may no longer top the list.
By Susan Milius -
Health & MedicineFungal meningitis spreads in Pacific Northwest
A fungus called Cryptococcus gattii that causes meningitis is slowly making its way down the North American West Coast.
By Nathan Seppa -
ArchaeologyReturn of the kings
Excavations in southern Jordan have incited controversy about whether a copper-producing society existed there 3,000 years ago, and whether it was controlled by Israeli kings described in the Old Testament.
By Bruce Bower -
TechBias, quakes and viruses, oh my!
Researchers present findings at the annual New Horizons in Science meeting.
By Science News -
Health & MedicineEarlier HIV treatment can save more lives
Moving up the starting point for HIV treatment leads to improved survival rates.
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AstronomyDouble the rubble: Nearby star system has two asteroid belts
Epsilon Eridani hosts an inner asteroid belt and planet arranged like those in the solar system.
By Ron Cowen