News
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EarthSticky Situation: Nonstick surfaces can turn toxic at high heat
Nonstick cookware can, if overheated, sicken people and kill birds, according to a new analysis of research published over the past 40 years.
By Janet Raloff -
Getting an Earful: With gene therapy, ears grow new sensory cells
Scientists have for the first time coaxed the growth of new sensory cells within the ears of an adult mammal.
By John Travis -
Salamander moms use bacteria to save eggs from fungi
Salamander skin has bacteria that repel egg-destroying mold.
By John Travis -
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Smoking out microbes
The addictive compound nicotine kills bacteria, which may explain why smokers get lung disease.