Quantum cats are hard to see

Are there parallel universes? And how will we know? This is one of many fascinations people hold about quantum physics. Researchers from the universities of Calgary and Waterloo in Canada and the University of Geneva in Switzerland ...

Research team 'virtualizes' supercomputer

A collaboration between researchers at Northwestern University, Sandia National Labs and the University of New Mexico has resulted in the largest-scale study ever done on what many consider an important part of the future ...

Twitter explains new mystery outage

A freak double failure in its data centers took Twitter down for around an hour Thursday, leaving millions without updates from friends, celebrities and news providers a day ahead of the Olympics.

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