BBC E-mail: Japan quake 'heard at edge of space'

I saw this story on the BBC News iPad App and thought you should see it.



** Japan quake 'heard at edge of space' **
A deep rumble produced by the great Tohoku earthquake in Japan two years ago was sensed by a satellite circling the Earth, scientists say.
< http://www.bbc.co.uk/news/science-environment-21730887 >


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Sent from my iPad