Earth
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Earth
On plant invaders and bat fungus
Researchers discuss invasive species and bat-infecting fungi at the Botany & Mycology 2009 meeting
By Susan Milius -
Health & Medicine
When BPA-free isn’t
A type of plastic that shouldn't contain a hormone-mimicking ingredient may have it anyway, Canadian government scientist find.
By Janet Raloff -
Ecosystems
Churning the numbers
Some of the ocean’s small swimmers may be having a big impact on ocean mixing.
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Earth
Comet likely culprit in Tunguska blast
Analysis of shuttle plume movement suggests Tunguska event could have caused clouds over London.
By Sid Perkins -
Agriculture
How weed killers might protect our eyes: It’s corny
Herbicides can boost trace-nutrient concentrations in sweet corn.
By Janet Raloff -
Chemistry
CO2 sponge
Macromolecule that was accidentally discovered seems to trap carbon dioxide from the air.
By Sid Perkins -
Earth
Salty water power
A study reports a new, cheaper way to harvest energy from salt water and fresh water.
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Tech
Electric grid still very vulnerable to electromagnetic weaponry
BLOG: Smart grid advocates weigh in on the vulnerability of the U.S. electrical infrastructure to electromagnetic pulse radiation.
By Janet Raloff -
Paleontology
Fossil shows first all-American honeybee
Nevada find contradicts long-held view of Europe and Asia as the native land of all honeybees.
By Susan Milius -
Humans
Traffic hydrocarbons linked to lower IQs in kids
Prenatal exposures to common air pollutants correlate with a drop in intelligence scores.
By Janet Raloff -
Earth
Pollution vs health reform
Health care reform should include investments in measures that curb the pervasive pollution contributing to costly disability and disease.
By Janet Raloff -
Earth
Lopsided lights
Simultaneous snapshots reveal that northern and southern auroras aren’t always alike.
By Sid Perkins