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EarthErosion, on the down low
Experiments show how microscopic fungi attack minerals to begin the erosion process.
By Sid Perkins -
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ChemistryA new low for nano ice
A new study shows that nanoparticles of frozen water melt at drastically lower temperatures than water in bulk.
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PhysicsPseudo pores help fling spores
New studies reveal that a thick, soft plant expels its progeny in an unexpected way.
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HumansStatistical tests suggestive of fraud in Iran’s election
One mathematician’s closer look at voter ballot data reveals that results run afoul of Benford’s Law and show other suspicious anomalies.
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AnimalsTurtles make sense after all
The odd bodies of turtles add a wrinkle to standard land-dwelling vertebrates.
By Susan Milius -
SpacePairing off in the early universe
New simulations reveal that some of the first stars in the universe formed in pairs.
By Ron Cowen -
HumansWhat’s in your bottled water?
A congressional hearing found bottled-water quality is not regulated as strictly as tap water is.
By Janet Raloff -
Health & MedicineCaloric restriction extends life in monkeys, study finds
New study finds calorie restriction delays age-related diseases in monkeys. Another study reports that an immune-suppressing drug helps elderly mice live longer.
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LifeCollins nominated to head NIH
The chemist — turned physician, turned geneticist — has a spiritual side as well.
By Janet Raloff -
AnthropologyMaize may have fueled ancient Andean civilization
A chemical analysis of skeletons from Peru’s Andes Mountains suggests that cultivation of key crop made building a prehistoric civilization possible.
By Bruce Bower