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This Week in Science: Ancient Tools, Neural Implants, Bear-Sized Aliens, and Chickens From Hell

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Seven days, lots of science in the news. And many of this week’s most notable and quotable items tie directly to our 2015 festival programs. So we’re linking the two because, well, that’s how we roll in this universe.

Scientists have discovered stone tools older than the oldest known humans. [Related: Origin Stories: The History of Us, 5/30]

A neural implant allowed a quadriplegic man to lift a beer to his lips and take a drink on his own. [Related: Cheers to Science: Something Old, Something Brewed, 5/28]

A cosmologist made a statistical argument that aliens will be the size of bears. [Related: Wizard of Odds,  5/30]

A species of octopus can sense light with its skin—without input from its eyes or brain. [Related: The Great Fish Count, 5/30]

Top 10 lists live on, at least in the science world. A “chicken from hell” and a cartwheeling spider are two of this year’s Top 10 New Species. [Related: Genetic Engineer’s Apprentice, 5/30]

The Large Hadron Collider broke the record for proton smashing. [Related: To Infinity and Beyond: The Accelerating Universe, 5/28]

A new study has linked depression to an increased risk for Parkinson’s disease. [Related: Electric Medicine and the Brain, 5/28]

The Advanced Laser Interferometer Gravitational Wave Observatories (LIGO) were dedicated after undergoing upgrades for seven years. [Related: Reality Since Einstein, 5/30]

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