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Humans caused Great Barrier Reef collapse: study

The long-term collapse of the Great Barrier Reef off the coast of Australia can be directly attributed to farming runoffs from European settlements, a study published Tuesday claimed. The study, published in Tuesday’s edition of The Proceedings of the Royal Society B, is the first to connect soil and sediment…

Man made stone tools thousands of years earlier than previously thought

Paleontologists said Wednesday they have found small blades in a South African cave proving that Man was an advanced thinker making stone tools 71,000 years ago — millennia earlier than thought. The find suggests early humans from Africa had a capacity for complex thought and weapons production that gave them…

Chemists find a way to boost power of biofuels

Affordable fuel from grasses, trees and plant waste that packs enough of a punch to power a plane? Scientists said Wednesday this can be done using chemistry to boost basic fermentation processes. A team at the University of California in Berkeley said it had developed a method to add carbon…

Sick bird study could point to bird flu clues

House finches avoid sick members of their own species, scientists said in a finding that could be useful for tracking the spread of diseases like bird flu that also affects humans. Laboratory tests showed that the house finch, a particularly social North American species, was able to tell the difference…

Looking old linked to higher risk of heart attack

If you look old, you might be at higher risk of heart trouble. People with several visible signs of aging such as hair loss and fatty deposits around the eyes have a higher risk of developing heart problems than those of the same age who look younger, according to a…

Pet surgery could save human lives

Jon Henley: Many devoted pet owners are happy to spend thousands on operations for their cats and dogs – and these procedures could help teach scientists about human diseases, too If he could see himself now, Harry would be horrified. Slack-mouthed, out for the count, he has got drips going…

House committee summons pharmacy CEO to testify on meningitis outbreak

Head of compounding pharmacy blamed for outbreak that has killed 30 summoned to appear alongside drug regulators The head of a compounding pharmacy blamed for a meningitis outbreak that has killed 30 people in the US has been summoned to appear before a House committee, alongside drug regulators. The energy and commerce…

Alzheimer’s may be detectable earlier than thought

PARIS — Researchers said Tuesday they had seen the earliest-ever warning signs of Alzheimer’s Disease — among a high-risk group of 20-somethings — in the ongoing quest for early detection and prevention. A major problem in the search for a cure for this debilitating form of dementia is that symptoms…

First gene therapy drug to go on sale in Europe next year

Dutch biotech company uniQure said Monday it would start selling the first human gene therapy to be approved in the West by mid-2013 and predicted an explosion of similar therapies to come. The European Commission approved Glybera on October 25, making the drug for treating the extremely rare disorder lipoprotein…

Neil deGrasse Tyson ‘finds’ Superman’s homeworld

Renowned astrophysicist Neil deGrasse Tyson has found an existing star located at the spot in the universe corresponding to the fictional home planet of DC Comics character Superman, The New York Post reported Monday. The “real” planet of Krypton, Tyson said, is a star in the Corvus constellation, just over…

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