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The riddle of life's single-handedness

Try shaking a colleague's left hand with your right hand. It just doesn't work, does it? Your right palm and her or his left palm cannot mesh comfortably because hands are chiral objects, having non-superimposable mirror ...

dateJun 15, 2016 in Materials Science
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Dead comets and near-earth encounters

Near Earth Objects (NEOs) are asteroids or comets whose orbits sometimes bring them close to the Earth, thereby posing a potentially threat. The asteroid that struck Chelyabinsk last year was an NEO about 40 meters in diameter. ...

dateOct 13, 2015 in Space Exploration
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