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While the report of ballistic testing of bacteria is a fascinating study of bacterial survival, I’d be more concerned about the effects of severe extremes of heat, cold, and vacuum on the survival of bacterial spores. As the study stands, we’re still left wondering about these other important factors. Jon OngWoodland Hills, Calif. Bacteria can […]

Bulletproof bacteria

Bacteria can survive being blasted into space.

Smoking out microbes

The addictive compound nicotine kills bacteria, which may explain why smokers get lung disease.

Some like it hotter

A microbe found on the ocean floor can grow at 121°C, a new record for the upper temperature limit for life.