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Computer Model Spots Image Fraud

Scientists in the United States have come up with a tool for automatically analysing digital photographs , making it possible to gauge the extent to which images have been altered or retouched. [More]

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When You Try to Buy Status, It Can Backfire

The desire for social status is one of the most important factors driving human behavior. Our place on the social hierarchy can determine everything from who we marry to how long we live . However, recent research suggests that some of the things we do to boost our status can backfire: they may make us feel better temporarily but increase the chances we will be stuck with lower status.

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Soccer Headings Can Harm Brain

American football and international hockey have gotten hammered for their brutal hits, which can lead to serious brain injury. But soccer players are also getting their heads examined.

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Dreams Help Soothe Your Bad Memories

Sleep helps us consolidate our memories. Sleep also helps us learn. During REM sleep, which is the dreaming stage of sleep, the brain stops releasing stress chemicals

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Last Chance for Kyoto Protocol: Nearly 200 Nations Begin Climate Talks

(Reuters) - Almost 200 nations began global climate talks on Monday with time running out to save the Kyoto Protocol aimed at cutting the greenhouse gas emissions scientists blame for rising sea levels, intense storms, drought and crop failures. [More]

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Atrazine in Water Tied to Hormonal Irregularities

Women who drink water contaminated with low levels of the weed-killer atrazine may be more likely to have irregular menstrual cycles and low estrogen levels, scientists concluded in a new study. [More]

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Scientists Make the ‘Perfect’ Foam

Physicists working at Trinity College in Dublin, Ireland, have finally made the perfect foam. Whereas most Dubliners might consider that to be the head on a pint of Guinness, Denis Weaire and his co-workers have a more sophisticated answer. [More]

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