More from Jeff Hecht
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Physics
Magic carpets hide objects in plain sight
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Environment
Apes and humans share a common laughing ancestor
News
Space
Inflatable tower could climb to the edge of space
News
Space
Former astronaut nominated as next NASA chief
News
Life
Taunted mockingbirds can tell human friend from foe
News
Space
Telescope glitch hits deep space internet
News
Earth
Earliest animal traces solve time-gap mystery
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Space
Nuclear fuel for spacecraft set to run out in 2018
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Technology
Cyber espionage reveals spammer strategies
News
Space
Nearby asteroid found orbiting sun backwards
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Life
First dino ‘blood’ extracted from ancient bone
News
Earth
Levees won’t save New Orleans from another Katrina
News