Page-47 of GKToday Archives: March, 2013

For the first time scientists measure the spin rate of Super-massive black hole

Scientists, for the first time, have measured the spin rate of a super-massive black hole — and found it is rotating at nearly the speed of light. How did they measure this? Astronomers measured the spin rate of the super-massive ..

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Sugata Mitra wins TED Prize for Extraordinary Creativity

Educational researcher Sugata Mitra has been awarded the million-dollar TED Prize for pursuing his idea for building the schools in the Internet. Mitra is Professor of Educational Technology at the School of Education, Communication and Language Sciences at Newcastle University, ..

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Fact Box: Environmental Performance Index (EPI)

Delhi placed lowest in pollution survey India’s national capital Delhi has been ranked last in the Environmental Performance Index (EPI) evolved by the Planning Commission which makes it worst performer in the country when it comes to all key environmental ..

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