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Why did the orangutan cross the forest canopy? Presumably, to reach some tasty fruit. But the better question might be: how did the orangutan cross the forest canopy. And according to a study published in the Proceedings of the National Academy of Sc
Scientific American(七)月
All you remember about your child being seven is the carpool schedule. You learned to apply makeup in two minutes and brush your teeth in the rearview mirror , because the only time you had to yourself was when you were stopped at red lights. You con
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This is Scientific American's 60-Second Science. I'm Christopher Intagliata. Got a minute? Galileo first spotted Saturn's rings 400 years ago. But since then, scientists have been stumped about how they got there. Because the rings are almost pure wa
Scientific American(十二)月
The Gait Guys define the Z angle as: hip extension should equal ankle dorsiflexion, and vice versa. (Hip extension is the direction of your hip moving towards the back of your body. Ankle dorsiflexion is the movement of your toes and ankle being flex
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Meggie thought they were wearing underclothes, for they were clad in long black tights and vests with closely fitting grey trunks from waists to midthighs. On their chests, big white Roman capitals said JIMMY SHARMAN'S TROUPE. NO two were the same s
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Google has laid out its most comprehensive vision yet for a post-smartphone era, as it unveiled a range of new software and services partly aimed at catching up with rivals such as Facebook and Amazon. 谷歌(Google)为后智能手机时代规划了一
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