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Pioneering lab work aims to smash women’s fertility barrier

PARIS — An experiment that produced human eggs from stem cells could one day be a boon for women who are desperate to have a baby, according to a study published on Sunday. The work sweeps away the belief that a woman has only a limited stock of eggs and…

Two bodies found after blast at Brazil’s Antarctic base

Two bodies believed to be those of navy personnel reported missing Saturday after an explosion at a Brazilian base in Antarctica have been found, the defense ministry said. A ministry statement said Defense Minister Celso Amorim was told the bodies found at the Antarctic base appeared to be those of…

Bird flu cases more common than thought: study

Bird flu is believed to be a rare disease that kills more than half of the people it infects, but a US study out Thursday suggests it may be more common and less lethal than previously thought. The research could help soothe concerns about the potential for a deadly pandemic…

Expectations of Burmese pythons overrunning Everglades called ‘premature’

By Barbara Liston ORLANDO, Florida (Reuters) – Reports that Burmese pythons are devouring almost entire populations of mammals in the Florida Everglades are premature, according to some exotic species experts and a co-author of a widely quoted study. The idea of pythons annihilating the Everglades made headlines after a January…

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…

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