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Currently Browsing: Results for Tag "INTEGRAL"

LIGO and NASA may have observed a gamma-ray burst from colliding black holes

LIGO and NASA may have observed a gamma-ray burst from colliding black holes Just to produce the gravitational waves LIGO observed, the cataclysm liberated the mass energy of three of our suns — in less than a quarter of a second.Merging black holes take millions of years to collide.