Last Updated: Wednesday, March 21, 2012, 14:28
In a technological innovation, scientists in the US claim to have created a hydrogen-powered robot which can move through water just like a jellyfish.
Last Updated: Saturday, December 10, 2011, 09:14
The man who shot dead a campus police officer at Virginia Tech on Thursday before killing himself was a student at a nearby university, officials said.
Last Updated: Friday, December 09, 2011, 10:03
A gunman ambushed and killed a campus police officer and was later reported to have been found dead on Thursday at Virginia Tech University.
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