Last Updated: Thursday, April 1, 2010, 21:19
Technology used to discover underground ice on Mars could also be used in the search for water on Earth and help ward off conflict in the arid Middle East, a NASA scientist said Thursday.
Last Updated: Sunday, March 21, 2010, 14:00
An American defence research agency is developing a radar system, which will monitor vehicular movement across a city using a few unscrewed aircraft.
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