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ZME Science
6 小时
Scientists found a way to make sound travel in only one direction
The idea of controlling wave propagation — directing it to flow in only one direction, for instance — has appealed to ...
ZME Science
7 小时
Breakdancer develops one-inch lump on his scalp after 20 years of headspins
This rare condition develops from repeated friction between the scalp and the floor. The dancer, who had been practicing ...
ZME Science
7 小时
Railway work in Denmark reveals sophisticated Stone Age cellar
The site, known as Nygårdsvej 3, was discovered during construction activities related to the electrification of a railway ...
ZME Science
13 小时
Massive dying star has ‘boiling’ bubbles 75 times the size of the Sun
Observations of R Doradus, a nearby red giant, provide the first timescale for convection on the surface of any star other ...
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