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科学美国人60秒 SSS 2014-09-22
Sixty-six million years ago, the meteorite, a rock over six miles wide, slammed into the earth and you know what happened next, the dinos disappeared. but Benjemin Blunder, a planty ecologist at the University of Arizona, says , consider the picture
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科学美国人60秒 SSS 2014-09-23
That is prescal child beating a drum in sequence an adult drummer. Here is the prescaler who cannot find the rhythm. Researchers find that the first child who can match the drum beats is more likely to have better early language skills and reading po
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科学美国人60秒 SSS 2014-09-24
Some scientists say that the use of fire helps to make us the modern humans it dramatically changed what and how we eat or may have even altered our enemy. But the University of Utah anthropologist Polly Wisner thinks that the fire is also important
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科学美国人60秒 SSS 2014-09-25
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科学美国人60秒 SSS 2014-09-26
Today's early warning systems for earthquakes give you at most a few minutes to prepare for the hit. That's because today's systems rely on detecting the first early rumbles of an actual earthquake before sending the alarm. Now researchers say that f
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科学美国人60秒 SSS 2014-09-29
East, they all ready participate in producing some of the most popular pain killer substances around, bear and wine. Now scientists analyze the east can also make some of the most powerful energizes. morphine.They work in the general natural chemical
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科学美国人60秒 SSS 2014-09-30
At some point we all have to memorize the names of the earth's oceans . But in reality all these waters are connected, so how do we know where one body begins and another ends. Just follow the trash, because the location of sea-ferrying garbage can b
