Science news

• Frozen 'space sperm' passes fertility test

  22-05-2017 22:23 via bbc.co.uk
  
  Viable mouse sperm stored in space gives hope for sperm banks on the Moon, a Japanese team says.
  
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• Space-preserved sperm: It's a thing, scientists say, after successful experiment with mice

  22-05-2017 21:52 via cbc.ca
  
  The freeze-dried sperm samples were launched in 2013 to the International Space Station and returned to Earth in 2014.
  
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• Lean-burn physiology gives Sherpas peak-performance

  22-05-2017 21:32 via bbc.co.uk
  
  Nepalese mountain guides have a physiology that uses oxygen more efficiently than lowlanders.
  
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• Mouse sperm survive space to spawn

  22-05-2017 21:00
  
  Sperm freeze-dried and sent into space for months of exposure to high levels of solar radiation later produced healthy baby mice.
  
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• Older adults may not benefit from taking statins

  22-05-2017 20:30
  
  Statins did not reduce heart attacks, coronary heart disease deaths or deaths from any cause in people age 65 and older, a new analysis finds.
  
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• European fossils may belong to earliest known hominid

  22-05-2017 20:00
  
  With new analyses of Graecopithecus fossils from Greece and Bulgaria, researchers argue for possible hominid origins in Europe, not Africa.
  
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• 7.2-million-year-old pre-human fossils challenge modern human evolution theory

  22-05-2017 20:00 via cbc.ca
  
  A jawbone discovered by German troops in Athens during the Second World War could be evidence that apes and humans diverged 200,000 years earlier than the current theory says.
  
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• 7.2-million-year-old pre-human fossils challenge evolutionary theory

  22-05-2017 20:00 via cbc.ca
  
  A jawbone discovered by German troops in Athens during the Second World War could be evidence that apes and humans diverged 200,000 years earlier than the current theory says.
  
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• B.C. students win top prize at national science fair for plan to get humans home from Mars

  22-05-2017 19:17 via cbc.ca
  
  Two Surrey students looked to the sky for inspiration — coming up with a process for fuel production in space — at the Canada Wide Science Fair.
  
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• Revenge porn, self-harm videos among challenges Facebook moderators face, say leaked documents

  22-05-2017 17:34 via cbc.ca
  
  Leaked Facebook documents show how the social media company moderates issues such as hate speech, terrorism, pornography and self-harm on its platform, the Guardian reported, citing internal guidelines seen by the newspaper.
  
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• 40 more ‘intelligence’ genes found

  22-05-2017 17:00
  
  A study of nearly 80,000 people turns up 40 genes that may have a role in making brains smarter.
  
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• Tax plastic drinking straws, firm says

  22-05-2017 16:11 via bbc.co.uk
  
  A waste disposal firm claims that plastic drinking straws are "the ultimate in human wastefulness".
  
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• Two dead whales at Felixstowe and Orford

  22-05-2017 14:17 via bbc.co.uk
  
  One is up a river estuary, the other is awaiting removal from a beach.
  
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• The moment a sea lion pulls a girl under water

  22-05-2017 12:58 via bbc.co.uk
  
  Experts warn against getting too close to wild animals after a sea lion pulls a young girl under water.
  
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• Grandma's Little Robot

  22-05-2017 12:45 via rss.sciam.com
  
  Machines that can read and react to social cues may be more acceptable companions and caretakers
  -- Read more on ScientificAmerican.com
  
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• All three chicks at Cairngorms osprey nest die

  22-05-2017 12:23 via bbc.co.uk
  
  The nest in the Cairngorms in which three osprey chicks had hatched now appears to have been abandoned.
  
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• Secondary mirror of ELT successfully cast

  22-05-2017 06:00
  
  (ESO) The casting of the secondary mirror blank for ESO's Extremely Large Telescope (ELT) has been completed by SCHOTT at Mainz, Germany. The completed mirror will be 4.2 meters in diameter and weigh 3.5 tons. It will be the largest secondary mirror ever employed on a telescope and also the largest convex mirror ever produced.
  
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• Scientists propose synestia, a new type of planetary object

  22-05-2017 06:00
  
  (University of California - Davis) There's something new to look for in the heavens, and it's called a 'synestia,' according to planetary scientists Simon Lock at Harvard University and Sarah Stewart at UC Davis. A synestia, they propose, would be a huge, spinning, donut-shaped mass of hot, vaporized rock, formed as planet-sized objects smash into each other.
  
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• Scientists develop test to identify best treatment for gonorrhea

  22-05-2017 06:00
  
  (University of California - Los Angeles Health Sciences) Researchers from UCLA have developed a laboratory test that helps physicians determine which people with gonorrhea may be more treatable with an antibiotic that has not been recommended since 2007 because of concerns that the resistance to the drug was growing.
  
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• NASA lab's life-saving work

  22-05-2017 06:00
  
  (NASA/Goddard Space Flight Center) Some NASA missions fundamentally change the world of science or help win Nobel prizes, but only one saves thousands of lives worldwide every year.
  
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• NASA adds up record Australia rainfall

  22-05-2017 06:00
  
  (NASA/Goddard Space Flight Center) Over the week of May 15, extreme rainfall drenched northeastern Australia and NASA data provided a look at the record totals.
  
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• Monash researchers uncover new gravitational wave characteristics

  22-05-2017 06:00
  
  (Monash University) Monash researchers have identified a new concept -- 'orphan memory' -- which changes the current thinking around gravitational waves.
  
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• Kepler telescope spies details of TRAPPIST-1 system's outermost planet

  22-05-2017 06:00
  
  (University of Washington) A University of Washington-led international team of astronomers has used data gathered by the Kepler Space Telescope to observe and confirm details of the outermost of seven exoplanets or-biting the star TRAPPIST-1.
  
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• Joint UTSA-SwRI study shows how radioactive decay could support extraterrestrial life

  22-05-2017 06:00
  
  (Southwest Research Institute) In the icy bodies around our solar system, radiation emitted from rocky cores could break up water molecules and support hydrogen-eating microbes. To address this cosmic possibility, a University of Texas at San Antonio (UTSA) and Southwest Research Institute (SwRI) team modeled a natural water-cracking process called radiolysis. They then applied the model to several worlds with known or suspected interior oceans, including Saturn's moon Enceladus, Jupiter's moon
  
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• ASKAP telescope to rule radio-burst hunt

  22-05-2017 06:00
  
  (CSIRO Australia) A CSIRO telescope in Western Australia has found its first 'fast radio burst' from space after less than four days of searching.
  
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• Brexit barriers 'would harm science', say universities

  22-05-2017 03:47 via bbc.co.uk
  
  Make science and research a priority in Brexit talks, says Russell Group.
  
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• Reproductive rebels

  22-05-2017 01:17 via bbc.co.uk
  
  Contraception wasn’t just socially groundbreaking - it also changed the professional landscape.
  
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• Meet the interactive robot making a mark on Quebec's classrooms

  22-05-2017 00:00 via cbc.ca
  
  Researchers at the Université de Montréal have brought NAO to life. The robot is having a big impact in some of the province's classrooms.
  
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