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Mexican researchers patent heroin vaccine

MEXICO CITY (Reuters) – While Mexico grapples with relentless drug-related violence, a group of Mexican scientists is working on a vaccine that could reduce addiction to one of the world’s most notorious narcotics: heroin. Researchers at the country’s National Institute of Psychiatry say they have successfully tested the vaccine on…

Oldest rock carving of Americas found in Brazil

SAO PAULO — Brazilian archeologists have discovered an ancient rock carving they say is at least 10,000 years old, making it the oldest human carving in the Americas. The claim, detailed in an article in the online scientific journal PLoS ONE, opens the controversial debate over when and how humans…

Hepatitis C killing more Americans than HIV: studies

NEW YORK (Reuters Health) – Hepatitis C has surpassed HIV as a killer of U.S. adults, and screening all “baby boomers” could be one way to stem the problem, according to two new government studies. Hepatitis C is a liver infection caused by a virus of the same name that…

Factory farms breeding ‘superbugs’ says study

Speculation has long abounded that overuse of antibiotics by factory farmers has been a major contributing factor in the development of so-called “superbugs” like MRSA or Methicillin-resistant Staphylococcus aureus. Now, according to a report from Mother Jones, there is scientific proof. According to a paper in the American Society of…

CERN to re-run Einstein particle tests

GENEVA (Reuters) – Physicists are to run new tests in May after the CERN research institute said on Thursday that its startling findings appearing to show that one of Einstein’s fundamental theories was wrong could have been caused by a loose cable. The CERN lab near Geneva appeared to contradict…

Alcoholism not uncommon among surgeons

NEW YORK (Reuters Health) – About 15 percent of surgeons have alcohol abuse or dependency problems, a rate that is somewhat higher than the rest of the population, according to a new survey. The researchers also found that surgeons who showed signs of alcoholism were 45 percent more likely to…

Rare Shepherd’s beaked whale caught on film for first time

Australian researchers Thursday revealed they had filmed a pod of extremely rare Shepherd’s beaked whales for the first time ever. The Australian Antarctic Division team was tracking blue whales off the coast of Victoria state last month when they spotted the reclusive mammals, which are so rarely seen that no…

Faulty wire error blamed for ‘faster-than-light’ particles

WASHINGTON — A European experiment that in September showed particles moving faster than the speed of light has been exposed as a mistake due to a faulty wire connection, the US journal Science said Wednesday. “A bad connection between a GPS unit and a computer may be to blame,” said…

Genes and gender: new shots fired on the Y front

PARIS — Theories that men will eventually become extinct because the Y chromosome which determines maleness is shrinking are quite wrong, according to a gene study published on Wednesday. The men-are-doomed scenario leapt to prominence nearly a decade ago when scientists found that the male chromosome had dramatically shrivelled. It…

Fresh scandal embroils U.S. climate science debate

WASHINGTON — A fresh scandal over climate change has erupted in the United States after leaked documents appeared to show a right-wing funded campaign to influence how climate science is taught in schools. The internal budget and strategy documents from a Chicago-based non-profit group called the Heartland Institute were made…

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