News
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Textbooks brace for nuclear challenge
New data threaten to shake up 30 years of scientific dogma regarding how a cell carries out one of its most basic tasks: the translation of the genetic code into proteins.
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Killer yeast win epic battle of toxins
Researchers have discovered the molecular mechanism that keeps a yeast cell programed by a virus to spew a toxin that kills neighboring yeast cells from killing itself.
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EarthA foamy threat to ozone
Shredding the foam insulation in discarded refrigerators can release significant quantities of chlorofluorocarbons, which pose a threat to Earth's protective ozone layer.
By Janet Raloff -
EarthBlood points to pollution’s heart risks
As airborne concentrations of fine dust particles climb, so do three blood factors that increase an individual's heart attack risk.