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  New radiation device to strengthen public security

  World | Nov 23, 2014, 11:59 AM IST

  New York: A new compact radiation device that can be operated in room temperature can significantly improve public security by detecting explosives, chemical agents and dangerous biological substances from safe distances, says a study.In contrast

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  Awkward Facebook posts may cause anguish

  Dec 10, 2013, 11:33 PM IST

  Washington: Awkward Facebook posts can not only cause embarrassment, but also make some people suffer anguish and anxiety for a long time, a new study has found. Such Facebook faux pas are common, but depending