Archive: 27/07/2007

Prevent smoking to reduce risk of erectile dysfunction

Men who smoke cigarettes run an increased risk of experiencing erectile dysfunction, and the more cigarettes smoked, the greater the risk, according to a study by Tulane University researchers published in the American Journal ...

dateJul 27, 2007 in Health
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How bacteria evolve into superbugs

Researchers at McGill and Oxford Universities have applied ecological and evolutionary theory to demonstrate how bacteria become resistant to antibiotics in hospitals.

dateJul 27, 2007 in
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Martian dust storm threatens rovers' survival

In the three-and-a-half years that they've been on Mars, the NASA rovers Spirit and Opportunity have never seen anything like this: a large-scale dust storm that has darkened the skies and put the rovers in the gravest danger ...

dateJul 27, 2007 in Space Exploration
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Two bacteria better than one in cellulose-fed fuel cell

No currently known bacteria that allow termites and cows to digest cellulose, can power a microbial fuel cell and those bacteria that can produce electrical current cannot eat cellulose. But careful pairing of bacteria can ...

dateJul 27, 2007 in
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