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Ocean acidification may be worst in 300 million years: study

WASHINGTON — High levels of pollution may be turning the planet’s oceans acidic at a faster rate than at any time in the past 300 million years, with unknown consequences for future sea life, researchers said Thursday. The acidification may be worse than during four major mass extinctions in history…

Is sharing the key to advanced society?

WASHINGTON — The ability to share knowledge and learn from each other may be the key difference between people and chimpanzees that helped humans to dominate the modern world, scientists suggested on Thursday. The research in the journal Science aimed to discover what has allowed humans to establish what is…

Cannabis use tied to psychosis recovery trouble

(Reuters) – People who suffer an episode of psychotic symptoms may want to steer clear of marijuana afterwards, according to a study from the Netherlands. Researchers, whose findings appeared in the Journal of Clinical Psychiatry, found that people who kept smoking cannabis after a psychotic break tended to have certain…

Coffee drinking not linked to chronic illness: study

(Reuters) – Coffee drinkers have no more risk of getting illnesses such as heart disease or cancer, and are less likely to develop type 2 diabetes, according to a German study involving more than 40,000 people over nearly a decade. The findings, published in the American Journal of Clinical Nutrition,…

Fried food raises stroke risk in older women

Older women who eat high amounts of the kind of fat found in fried foods and baked goods face a greater risk of stroke than women who eat lower fat diets, a US study suggested. However, aspirin use could cut those risks, said the researchers from University of North Carolina…

French astronomers find Venus day is getting longer over time

Contrary to its alluring name, Venus is the planet from hell, with an atmosphere so hot, toxic and heavy that any visitor would risk being simultaneously melted, suffocated and crushed. But not just that: the second planet from the Sun turns on its axis so slowly that, for any survivor,…

Ecuador may have found last Inca emperor’s tomb

It has been sought for centuries but remained a mystery, still out of reach. Now an expert has pinpointed a site that could be Atahualpa’s resting place: the last Inca emperor’s tomb. “This is an absolutely important find for the history of Ecuador’s archeology and for the (Andean) region,” said…

Scientists say Tyrannosaurus rex was the greatest chomper

Scientists say they have proof that the Tyrannosaurus rex, the dinosaur adored by children and makers of plastic toys, had the most powerful bite of any creature that lived on land. The bite of a grown T. rex was up to 10 times that of a Mississippi alligator, exerting a…

Study questions religion-depression link

NEW YORK (Reuters Health) – Some research has suggested that religious people may have a buffer against major depression — but new findings cast some doubt on that. Researchers said people who develop depression might be more likely to stop going to services, which could explain why those who regularly…

Clamor for obesity pill may test FDA limits

WASHINGTON (Reuters) – U.S. drug regulators may have a hard time stopping millions of overweight Americans from taking a new obesity drug that many are likely to view as a miracle pill for slimming waistlines, despite its safety risks. Regulators and doctors are hoping they can limit the pill, called…

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