Science news

• Progesterone May Not Lower Risk of Repeated Miscarriage

  28-11-2015 23:01
  
  Pregnant women who have had several miscarriages in the past are sometimes given progesterone supplements, in hopes of avoiding another miscarriage. In the study, researchers found no difference in birth rates between women who received progesterone treatments during their first trimester of pregnancy and those who received a placebo at that time. Among the women given the supplements, 65.8 percent maintained their pregnancy, compared to 63.3 percent of those given the placebo.
  
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• Another American Ebola Survivor Had Eye Problems

  28-11-2015 22:55
  
  Ebola survivor Dr. Ian Crozier wasn't the only American to experience eye problems following the disease — a new report describes eye problems in another American doctor who lived through the disease. Dr. Richard Sacra, who works for the Christian mission organization SIM USA, contracted Ebola last year while caring for pregnant women in Liberia during the rise of the Ebola outbreak there.
  
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• Why Menstruation Remains a Medical Mystery

  28-11-2015 22:54
  
  Humans are among the few species in which the process occurs, and although researchers have ideas about why menstruation happens, there are many unknowns. But a better understanding of the hows and whys of menstruation is needed, researchers say. "There's so much we don't understand about why this repeated event of shedding and repair happens," said Dr. Hilary Critchley, an ob-gyn and reproductive health researcher at the University of Edinburgh in Scotland.
  
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• Protesters push leaders to avert climate catastrophe

  28-11-2015 21:17
  
  Masses of people joined a worldwide wave of marches on Saturday demanding leaders craft a pact to avert a climate catastrophe when they gather in a still-shaken Paris.
  
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• Commonwealth wants 'ambitious', legally-binding COP21 result

  28-11-2015 20:40
  
  The Commonwealth on Saturday pledged itself towards an "ambitious" and legally-binding outcome from the world climate change summit, saying it was "deeply concerned" about the disproportionate threat to its most vulnerable members.
  
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• Sanctions only deepen Russia-Turkish problem - Turkish official

  28-11-2015 20:34
  
  ANKARA (Reuters) - Sanctions like those Russia imposed on Turkey only serve to deepen the problem between them, a senior Turkish official told Reuters on Saturday after President Vladimir Putin ordered further economic retaliation for Turkey downing a Russian jet. "Sanctions like this would only damage relations. These steps do not make anything easier, but deepen the problem," the official said. (Reporting by Orhan Coskun, writing by Dasha Afanasieva and Humeyra Pamuk; editing by Susan Thomas)
  
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• Interfaith 'climate pilgrims' hand petition to UN ahead of COP21

  28-11-2015 20:07
  
  Hundreds of people from around the world gathered in Saint-Denis, north of Paris, on Saturday to give a "climate justice" petition signed by over a million to the UN climate chief ahead of the COP21 conference.
  
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• Secret Chamber Likely Behind King Tut's Tomb

  28-11-2015 19:20
  
  There is a "90% chance" that behind King Tutankhamun's tomb is a hidden chamber which may be the last resting place of Queen Nefertiti. Radar scans have suggested an empty space behind the walls of the pharaoh's tomb and the evidence will now been analysed in Japan. The tests were carried out after British archaeologist Dr Nicholas Reeves suggested the Ancient Egyptian Queen's tomb might be hidden in an adjoining chamber in the Valley of the Kings.
  
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• Hollande, activists gear up for critical climate talks

  28-11-2015 19:14
  
  PARIS (AP) — French President Francois Hollande met with environmental groups Saturday, pushing for an ambitious global deal to reduce man-made emissions blamed for global warming — with emphasis on helping developing countries adapt to a changing world.
  
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• King Tut's tomb: Researchers now 90% sure it contains hidden chambers

  28-11-2015 18:46 via cbc.ca
  
  Egypt on Saturday said there is a 90 per cent chance that hidden chambers will be found within King Tutankhamun's tomb, based on the preliminary results of a new exploration of the 3,300-year-old mausoleum.
  
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• COP21: Greenpeace warns the fight against climate change is about saving humanity

  28-11-2015 18:07
  
  Next week 195 nations, out of the 196 in the world, will come together in Paris on Monday 30 November to achieve one vitally important goal: to create a legally binding pact to keep global warming below 2C. This, according to most scientists, is the critical threshold for global warming.
  
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• Photos show 10 of the worst weather disasters

  28-11-2015 17:00 via cbc.ca
  
  From Hurricane Sandy to sandstorms in China, following is a look at 10 of the worst weather-related disasters of the past 20 years.
  
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• Commonwealth leaders retreat to fortress to finalise climate deal

  28-11-2015 16:18
  
  The Commonwealth was finalising fresh agreements on climate change and turning its focus to tackling radicalisation and corruption on Saturday as leaders retreated to a medieval Maltese fortress for intimate talks.
  
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• Turkey's Erdogan sees Paris climate summit as chance to mend ties with Russia

  28-11-2015 15:55
  
  Turkish President Tayyip Erdogan said on Saturday the climate change summit in Paris next week could be a chance to repair relations with Moscow after Turkey shot down a Russian jet near the Syrian border on Tuesday. Erdogan has said Turkey would not apologise for downing the jet, which resulted in the death of one of the pilots. Because of this, Russian President Vladimir Putin has refused to contact Erdogan over the incident.
  
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• Energy-rich Russia pays little attention to climate change

  28-11-2015 15:29
  
  MOSCOW (AP) — When forest fires roared through Siberia this summer, so vast that the smoke blocked vast Lake Baikal from satellite view, Russian officials blamed the blazes on arsonists and disorganized fire crews. Environmentalists say there was another culprit: global warming.
  
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• Egypt says 90 percent chance of hidden rooms in Tut tomb

  28-11-2015 15:20
  
  CAIRO (AP) — Egypt on Saturday said there is a 90 percent chance that hidden chambers will be found within King Tutankhamun's tomb, based on the preliminary results of a new exploration of the 3,300-year-old mausoleum.
  
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• Climate protesters push leaders to avert emissions catastrophe

  28-11-2015 15:09
  
  Protesters joined a worldwide wave of marches Saturday demanding leaders craft a pact to avert a climate catastrophe when they gather in a still-shaken Paris.
  
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• Climate protesters push leaders to avert carbon catastrophe

  28-11-2015 12:46
  
  Protesters joined a worldwide wave of marches Saturday demanding leaders craft a pact to avert a climate catastrophe when they gather in a still-shaken Paris.
  
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• China: World's second-oldest panda celebrates 35th birthday

  28-11-2015 12:15
  
  Basi, the world's second-oldest panda, celebrated her 35th birthday on Saturday in Fuzhou, east China's Fujian Province. The panda, who is more than 100 in human years, became famous across China when she was chosen as the prototype for Pan Pan, the mascot of the Beijing Asian Games in 1990. Many foreigners knew Basi from her visit to the San Diego Zoo in the US in 1987.
  
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• Turkish foreign ministry advises against all non-urgent travel to Russia

  28-11-2015 11:27
  
  Turkey's foreign ministry on Saturday advised people to postpone all non-urgent travel to Russia, the latest move in an escalating row between Moscow and Ankara over a Russian jet downed by Turkey on Tuesday. NATO member Turkey's foreign ministry said in a statement that following difficulties faced by Turkish visitors and residents in Russia, it advised Turks to postpone all non-urgent travel.
  
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• California and Canada working toward joint climate change solutions

  28-11-2015 11:00 via cbc.ca
  
  Ontario will soon join California and Quebec in a massive joint cap-and-trade program. In these jurisdictions, businesses that want to emit more than their quota of greenhouse gases can buy carbon credits from companies that burn less.
  
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• Eyesores or sights for sore eyes?

  28-11-2015 09:19 via bbc.co.uk
  
  Should powers station cooling towers be protected?
  
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• Thousands march on climate change in Manila, Brisbane

  28-11-2015 07:40
  
  Thousands turned out for climate change marches in Manila and Brisbane Saturday, part of a weekend of action across the globe to demand results from next week's historic Paris summit.
  
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• Japan to resume 'research' whaling in Antarctic: media

  28-11-2015 06:34
  
  Japan will resume "research" whaling in the Antarctic by the end of March next year, local media reported Saturday, despite a call by global regulators for more evidence that the expeditions have a scientific purpose.
  
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• Air pollution in Beijing hits hazardous levels

  28-11-2015 06:27
  
  BEIJING (AP) — Air pollution in Beijing reached hazardous levels on Saturday as smog engulfed large parts of the country despite efforts to clean up the foul air.
  
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• NASA sees Tropical Storm Sandra being shredded by wind shear

  28-11-2015 06:00
  
  (NASA/Goddard Space Flight Center) A NASA animation of satellite imagery from NOAA's GOES-West satellite showed Tropical Storm Sandra has become decoupled by strong wind shear as it was approaching landfall in western Mexico on the morning of Nov. 28.
  
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• 'World's sexiest robot' causes a frenzy at Beijing tech conference

  28-11-2015 03:56 via cbc.ca
  
  Geminoid F, the rubber-skinned robot star of an upcoming Japanese film, looks more and more like a real woman with every update.
  
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• Is there an economic case for tackling climate change?

  28-11-2015 03:35 via bbc.co.uk
  
  Is there an economic case for tackling climate change?
  
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• How can we stop unconscious bias?

  28-11-2015 03:05 via bbc.co.uk
  
  Psychologist Dr Uta Frith challenges unconscious bias
  
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• Tarantulas 'turned blue eight times'

  28-11-2015 01:17 via bbc.co.uk
  
  A study finds that tarantulas evolved almost exactly the same shade of vibrant blue at least eight separate times.
  
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• Dinosaur nesting research at the U of C shows similarities to birds

  28-11-2015 00:31 via cbc.ca
  
  Birds may have learned a thing or two about nesting from dinosaurs, according to new research at the University of Calgary.
  
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