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NASA Spacecraft Enters Orbit Around Asteroid Vesta–A Space First

An unmanned NASA probe made history 117 million miles from Earth on Saturday (July 16) when it arrived at the huge asteroid Vesta, making it the first spacecraft ever to orbit an object in the solar system's asteroid belt. The Dawn spacecraft entered orbit around Vesta after a four-year chase and will spend about a year studying the huge space rock before moving on to visit another asteroid called Ceres

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Confirmation Bias and Art

By now, our overwhelming tendency to look for what confirms our beliefs and ignore what contradicts our beliefs is well documented. Psychologists refer to this as confirmation bias, and its ubiquity is observed in both academia and in our everyday lives: Republicans watch Fox while Democrats watch MSNB; creationists see fossils as evidence of God, evolutionary biologists see fossils as evidence of evolution; doomsayers see signs of the end of the world, and the rest of us see just another day

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Smoke signals

Oh weather; a joy, a pain, the making of a beautiful day or a miserable evening.

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Narcolepsy…zzzZZZzzz…

Everyone knows what narcolepsy looks like from movies like the ridiculous display in Deuce Bigalow (one of the `adorable misfit bunch of suitors') to other more subdued examples like Mike in My Own Private Idaho.

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The Neuroscience of the Debt Debate, or Why Cooperation Takes a Backseat to Mistrust

Eleventh-hour negotiations aren't uncommon in Washington, D.C., but the most recent duel over the debt limit seems especially tense. Unless its debt ceiling is raised from its current $14.3 trillion, or its budget is miraculously balanced, the U.S. will default on its financial obligations on August 2, leading to a credit downgrade, delayed government payments and other serious economic troubles.

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New Anti-Doping Test Looks for Biochemical Changes over Time

By Ewen Callaway of Nature magazine Cyclist Borut Bozic drew his hands to his chest with a look of joy, disbelief and exhaustion after defeating some of the world's best sprinters in the Swiss village of Tobel.

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The Jellyfish that Conquered Land — and Australia

Most people know jellyfish and their ilk — the cnidarians, of sea pen, anemone, coral, and man’o'war fame — live in water and (happily for us) stay pretty well confined to it. [More]

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Facebook Sponsored Stories Performing 2 Times Better Than Standard Ads

When Facebook launched a new form of advertising called "Sponsored Stories" earlier this year, some folks weren't buying the plot. The new ad unit, which takes content generated by Facebook users and turns it into ads, seemed to be crossing some kind of line. Six months later, it looks like Facebook actually might have hit upon a powerful new form of advertising.

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Diamonds Lose Mass in Sunlight

By James Mitchell Crow of Nature magazine It might be among the hardest materials known, but place a diamond in a patch of sunlight and it will start to lose atoms, say a team of physicists in Australia. [More]

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