News tagged with gravitational forces

New study resolves mystery of how massive stars form

( -- Theorists have long wondered how massive stars--up to 120 times the mass of the Sun--can form without blowing away the clouds of gas and dust that feed their growth. But the problem turns out to be less mysterious ...

dateJan 15, 2009 in Astronomy
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Cutting through the spin on supermassive black holes

Astronomers have measured the spin of a black hole buried in the heart of a galaxy located 56 million light years away, and discovered it was spinning quickly – about as quickly as it could go. That was the big news, based ...

dateMar 06, 2013 in Astronomy
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Laser tripod for better levitation

( —Physicists from The Australian National University have shown that three lasers are better than one when it comes to levitating small but visible objects on light, designing an extremely precise sensor by floating ...

dateOct 30, 2013 in General Physics
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