News tagged with concentration

Disinfecting honey comb with ozone

Sometimes even honey bees need help with "housekeeping," especially when it comes to cleaning their honeycombs once the honey's been removed. U.S. Department of Agriculture (USDA) research has shown that ...

dateMar 14, 2014 in Other
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First 3-D movies of living sperm

To improve their chances of success, in vitro fertilization (IVF) clinics need to assess the viability of the sperm they use. Now doctors may soon have a new technique to help them sort the good sperm cells ...

dateFeb 11, 2014 in Cell & Microbiology
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Beating bacteria on Earth—and in space

By sheer strength of numbers, bacteria are by far the most successful life form on Earth. As we've learned over the past several decades of human spaceflight, they don't do too badly in microgravity either. ...

dateJan 06, 2014 in Space Exploration
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