News
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Hot, Hot, Hot: Peppers and spiders reach same pain receptor
The burn of hot peppers and the searing pain of a spider bite could have a common cause.
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Health & MedicineSee How They See: Immature cells boost vision in night-blind mice
Transplanted retinal cells can restore some vision in mice with degenerative eye disease.
By Ben Harder -
Sick and Tired: Tracking paths to chronic fatigue
Stressful experiences and a genetic predisposition toward emotional turmoil contribute to some cases of chronic fatigue syndrome.
By Bruce Bower -
EarthNot So Clean: Service industries emit greenhouse gases too
Service industries such as the retail trade are creating just as much planet-warming carbon dioxide as the manufacture and operation of motor vehicles do.