News tagged with human sperm

Exposure to BPA associated with reduced semen quality

Increasing urine BPA (Bisphenol-A) level was significantly associated with decreased sperm concentration, decreased total sperm count, decreased sperm vitality and decreased sperm motility, according to a Kaiser Permanente ...

dateOct 28, 2010 in Health
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Whales are polite conversationalists

What do a West African drummer and a sperm whale have in common? According to some reports, they can both spot rhythms in the chatter of an ocean crowded with the calls of marine mammals -- a feat impossible for the untrained ...

dateOct 26, 2009 in Plants & Animals
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