2012年9月27日 星期四

BBC News - Home: VIDEO: Mars images 'show old streambed'

BBC News - Home
The latest stories from the Home section of the BBC News web site.
thumbnail VIDEO: Mars images 'show old streambed'
Sep 28th 2012, 05:49

Nasa's Curiosity rover has only been on the surface of Mars seven weeks but it has already turned up evidence of past flowing water on the planet.

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