Month: March 2017

Uncategorized 23 Mar 2017

Sperm swimming technique ‘all down to simple maths’

via Current News – Principia Scientific International
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How an individual sperm swims, against all the odds, through fluid to reach the fallopian tubes has been revealed – and it’s all about rhythm. Researchers from the UK and Japan found that the head and tail movements of sperm made patterns similar to the fields that form around magnets.
And these help to propel sperm towards the female egg. Knowing why some sperm succeed and others fail could…

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March 23, 2017 at 01:13AM

Uncategorized 23 Mar 2017

Rosetta saw cliffs collapse on comet

via Current News – Principia Scientific International
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The comet visited by the Rosetta spacecraft is constantly being re-shaped, sometimes in dramatic fashion. It witnessed the collapse of entire cliffs at two locations on Comet 67P, events that were probably driven by exposure to sunlight.
The European probe documented the widespread breakdown of materials on the surface during nearly two years orbiting the 4km-wide body. Details were presented at…

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March 23, 2017 at 01:00AM

Uncategorized 23 Mar 2017

Scientific Papers Predict Cooling In Coming Decades

via Climate Change Dispatch
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A new scientific paper authored by seven scientists affiliated with the Russian Academy of Sciences was just published in the scientific journal Bulletin of the Russian Academy of Sciences: Physics. The scientists dismiss both “greenhouse gases” and variations in the Sun’s irradiance as significant climate drivers, and instead embrace cloud cover variations — modulated by […]

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March 23, 2017 at 12:03AM