Archivo de artículos

Canada gets its first giant panda cubs

07.11.2015 17:08
Earlier this month Er Shun and Da Mao, the giant panda pair on loan from China to the Toronto Zoo, became the proud parents of two healthy cubs. Now zoo staffers and Chinese experts are working round the clock to ensure everything continues to go smoothly. Dr. Chris Dutton, the head of veterinary...

Dingoes and Aboriginal Australians have likely been tight from the start

07.11.2015 17:07
For over thirty years now researchers have been trying to explain changes in the Australian archaeological records from around 5,000-years- ago, when people suddenly began using new tools, eating harder to process foods, and hunting a wider array of animals. While many would like to think these...

THE MYSTERY OF THE ARCTIC’S TOXIC, LETHARGIC SHARK

07.11.2015 17:06
ICELAND THEY have this delicacy called hákarl that recently initiated diners describe as “the worst tasting food on Earth,” “the world’s foulest food,” and “the worst thing I have ever had in my mouth.” To say it smells like a urinal would be generous. Not that anyone should be surprised,...

CLIMATE CHANGE CAUSES EXTREME WEATHER BUT NOT ALL OF IT

07.11.2015 17:02
CLIMATE SCIENCE IS confusing. For decades, scientists have said that more CO means higher temperatures, longer dry spells, and bigger storms. But ask them whether global warming caused a Midwest heatwave, the California drought, or a New York hurricane, and they’ll explain ad nauseam how hard it...

NASA probe shows how solar burps may have stripped Mars of water

07.11.2015 17:00
The Martian weather report is in. Information beamed back by NASA’s MAVEN spacecraft, which has been studying Mars’s atmosphere from orbit since September 2014, offers a new view of Mars’s history and could help pave the way for crewed missions to the Red Planet. One of Mars’s long-standing...

Hot Jupiters may have formed through planetary billiards

07.11.2015 16:07
were hot Jupiters , gas giants that orbit their stars in days or even hours. “The presence of hot Jupiters has been a major surprise with planet-hunting, and their existence has immediately challenged planet-formation theory,” says Aaron Boley of the University of British Columbia in Vancouver,...

Settle the question of life on Mars before conquering Red Planet

07.11.2015 16:01
Fresh evidence for liquid water means space agencies should focus on life- detection missions on Mars before establishing a human presence EVIDENCE that water still flows on Mars has raised hopes that the planet may support life. But those hopes mean different things to...

Stowaway Snail Helps Save Species from Extinction

07.11.2015 15:54
The tiny snail that just helped save its species from possible extinction wasn’t supposed to be there in the first place. Researchers at the SUNY College of Environmental Science and Forestry didn’t need that baby snail in their lab. They already had ten critically endangered Chittenango ovate...

Climate Change Signal Emerges from the Weather

07.11.2015 15:49
From Hawaii’s flurry of hurricanes, to record high sea ice in Antarctica, and a heat wave that cooked the Australian Open like shrimp on a barbie, 2014 saw some wild weather. How much of that was tied to climate change is what scientists around the world tried to answer in the Bulletin of the...

New Medical Devices Vanish Inside You

07.11.2015 15:46
Although the physician who first wanted to open blocked blood vessels was described as “something of a radical” by his colleagues, even he might have been surprised by the idea of a tiny plastic scaffold that holds open an artery and then dissolves. When Charles Dotter of Oregon Health & Science...
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