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UK authorities: Faulty French breast implants don’t increase cancer risk

Faulty breast implants made by PIP, the French company that sparked a global health scare, do not pose any long-term medical threats, British health authorities said in a final report Monday. The silicone gel filler used inside the implants is not toxic and does not increase the risk of breast…

Aboriginal rock art shown to Australian scientists dated at 28,000 years old

Aboriginal rock art found in remote Australia has been dated at 28,000 years old, experts said Monday, prompting new speculation that indigenous communities were among the world’s most advanced. Archaeologists picked up the fragment in inaccessible wilderness in Arnhem Land in the country’s north a year ago, and recent carbon…

Environmentalists fear watered-down deal from Rio summit

By Richard Ingham (AFP) – 1 hour ago RIO DE JANEIRO — Activists voiced fears on Sunday that a master plan to cure the world’s sick environment and end entrenched poverty was being undermined by time pressures at the UN’s “Rio+20″ talks. Brazil on Saturday took over efforts to forge…

Neanderthals may have been first human species to create cave paintings

Estimates of the age of cave paintings in northern Spain could be the final nail in the coffin of the ‘dumb Neanderthals’ myth Several times in the past 10 years scientists have had to rewrite the textbooks on Neanderthals, the latest species of human to go extinct. Once the archetype…

Scientists theorize neutrons may be escaping into mirror universe

In the classic Star Trek episode “Mirror, Mirror,” several members of the Enterprise crew inadvertently exchange places with their counterparts from an evil mirror universe. Now two theoretical physicists have hypothesized that something like that may really be happening — at least with neutrons. According to Science Daily, Zurab Berezhiani…

U.S. health officials urge restaurants to stop selling South Korean oysters

US health authorities have urged restaurants and food outlets to stop selling all fresh, frozen and canned oysters, clams and mussels that came from South Korea over contamination fears. “These products and any products made with them may have been exposed to human fecal waste and are potentially contaminated with…

Study finds fracking can cause earthquakes

Certain oil and gas operations that involve injecting wastewater underground can cause earthquakes, but the risk from hydraulic fracturing is generally low, said a US scientific report Friday. The report by the National Research Council found that the most significant risk of earthquakes is linked to secondary injection of wastewater…

Richard Dawkins says he wants evolution to be ‘the new classics’

Richard Dawkins has been the recipient of numerous honours and prizes, including the Kistler Prize,the Shakespeare Prize,a Galaxy National Book Award, and the Michael Faraday Prize. Of course he is also admired as an outspoken atheist. His bestseller, The God Delusion, has outsold all of his other books and it…

Scared grasshoppers leave their mark in the Earth

WASHINGTON — Grasshoppers who die frightened leave their mark in the Earth in a way that more mellow ones do not, US and Israeli researchers said Thursday. “So, indeed this sounds a little bit weird,” lead author Dror Hawlena said in an audio interview posted on the journal Science’s website.…

‘Unusually large’ asteroid to race by Earth

WASHINGTON — A newly discovered asteroid the size of a city block will zoom past Earth but poses no risk of a collision, astronomers said on Thursday. The “unusually large” asteroid will not be visible to the naked eye, but asteroid enthusiasts may watch it pass by during a live…

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