Nasa Bends The Rules To Get Two Rovers To Mars

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If They Want To Make Anything, Proteins Must Know How To Fold

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The CRISPR enzyme (green and red) binds to a stretch of double-stranded DNA (purple and red), preparing to snip out the faulty part. Illustration courtesy of Jennifer Doudna/UC Berkeley hide caption

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Illustration courtesy of Jennifer Doudna/UC Berkeley

A CRISPR Way To Fix Faulty Genes

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One of 30 copies of the first protoype meter made by the International Bureau of Weights and Measures (BIPM) in Sevres, France. 1875-1889 NIST Museum Collection hide caption

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NIST Museum Collection

How Did The Meter Get Its Length?

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To Put Two Rovers On Mars, Scientists Had To Get Clever With Packing

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Manic, sad, up, down. Your voice may reveal mood shifts. iStockphoto hide caption

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iStockphoto

Phone App Might Predict Manic Episodes In Bipolar Disorder

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The First American Teenager, Millennia-Old And Underwater

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Noah Shaw, now 5, shows off his Texas roots at a recent birthday party. Courtesy of Bryan Shaw hide caption

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Courtesy of Bryan Shaw

Chemist Turns Software Developer After Son's Cancer Diagnosis

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Eyewire: A Computer Game to Map the Eye

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The Z machine is located in Albuquerque, N.M., and is part of the Pulsed Power Program, which started at Sandia National Randy Montoya/Sandia National Laboratory hide caption

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Randy Montoya/Sandia National Laboratory

The Scientist Who Makes Stars On Earth

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Current water-filtering technology is costly, but MIT scientists are testing a simpler and cheaper method that uses wood from white pine trees. Wikimedia Commons hide caption

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Wikimedia Commons

To Clean Drinking Water, All You Need Is A Stick

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About 50,000 years ago, a meteorite struck earth east of present-day Flagstaff, leaving this crater as its calling card. Shane.torgerson/Wikimedia Commons hide caption

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Shane.torgerson/Wikimedia Commons

NASA's On Alert For Big Scary Asteroids. What About Smaller Ones?

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A nurse attaches the low-cost breathing machine (far left) to an infant at The Queen Elizabeth Central Hospital in Blantyre, Malawi. Jocelyn Brown/Rice University hide caption

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Jocelyn Brown/Rice University

Scientists Come Close To Finding True Magnetic Monopole

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