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'Himalayan Viagra' under threat from climate change: researchers

Washington - A prized caterpillar fungus that is more valuable than gold and is nicknamed "Himalayan Viagra" in Asia, where it is seen as a wonder drug, is becoming harder to find due to climate change, researchers said Monday.

New film documents terrifying Yosemite rock climb, daredevil who did it

Washington - Imagine climbing a 900-meter (3,000-foot) granite wall without ropes and almost nothing to grip, moving slowly and perilously upward for four hours.A brave soul named Alex Honnold completed such a climb -- and lived to tell the tale.

Canadian Nobel physics laureate hails womens' progress

Waterloo - Canada's Donna Strickland, the first female Nobel Prize winner in physics since 1963, said Tuesday that women have "come a long way" since the previous laureate, Maria Goeppert Mayer."When I get on my soapbox if I'm teaching them, I talk about Mary.

Many doctors in India miss TB signs: study

Washington - Many private sector doctors in India miss the signs of tuberculosis and therefore provide patients inadequate treatment, according to a new study published Tuesday involving people hired to act out the symptoms.

Brazil hosts top math prize for first time in Latin America

Rio De Janeiro - The world's top mathematicians will convene in Rio de Janeiro on Wednesday to find out the new winners of the Fields Medal, the award often dubbed the Nobel Prize for math.

France to relaunch search for storied 16th-century shipwrecks

Rennes - French researchers will this summer resume the search for the Cordeliere, a huge warship that was sunk during an intense 16th-century battle with the biggest vessel in the English fleet -- which also foundered in the clash.

Vines from Napa, Bordeaux tough against heat, drought

Washington - Worry not, wine drinkers. Some of the world's most popular wines, grown in California's Napa Valley and the Bordeaux region of France, are more resistant to drought than previously believed, researchers have concluded.

Pregnancy not dangerous for women who had breast cancer

Chicago - Becoming pregnant after a diagnosis of breast cancer does not raise the risk of the cancer returning, said the largest study of its kind to date, released Saturday at a major cancer conference.
 

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