Σάββατο, 19 Απριλίου 2014

Science News SciGuru.com

Science News SciGuru.com

Link to Science News from SciGuru.com

Vitamin D deficiency unlikely to be important in menopausal symptoms

Posted: 18 Apr 2014 08:20 AM PDT

There is no evidence for a clinically significant association between vitamin D levels and menopause-related symptoms in post-menopausal women. This is the overall finding of a study from the Women's Health Initiative (WHI) published online ahead-of-print in Menopause, the journal of The North American Menopause Society.

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Impact glass stores biodata for millions of years

Posted: 18 Apr 2014 07:20 AM PDT

Bits of plant life encapsulated in molten glass by asteroid and comet impacts millions of years ago give geologists information about climate and life forms on the ancient Earth. Scientists exploring large fields of impact glass in Argentina suggest that what happened on Earth might well have happened on Mars millions of years ago. Martian impact glass could hold traces of organic compounds.

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