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When black holes collide: gamma-ray burst blasted Earth in 8th century, according to study
A mystery wave of cosmic radiation that smashed into Earth in the eighth century may have come from two black holes that collided, a study published on Monday says. Clues for the strange event were unearthed last year by Japanese astrophysicist Fusa Miyake, who discovered a surge in carbon-14 —…
Texas telescope spots biggest black hole ever observed
PARIS — Astronomers on Wednesday said they had found possibly the biggest black hole ever observed, a leviathan with a mass 17 billion times that of the Sun, brooding at the heart of a distant galaxy. The black hole is as unexpected as it is vast, for it accounts for…
Court rejects German woman’s claims Higgs boson experiment posed danger
A German woman who feared the Earth would be sucked into oblivion in a black hole has failed in her court bid to stop the work of the world’s most powerful atom smasher. The higher administrative court in Muenster, western Germany, rejected her claims, ruling there was no evidence the…
Scientists discover two black holes inside a star cluster
Astronomers said Wednesday they had found evidence of something they never expected to see — two black holes lurking inside a 12-billion-year-old cluster of tightly-packed stars in our Milky Way galaxy. The international team was taken by surprise when noting what appeared to be two black holes, each about 10…
NASA finds ‘bonanza’ of millions of new black holes
NASA said Wednesday they’d discovered a “bonanza” of new black holes, possibly up to 2.5 million of them, using the new Wide-field Infrared Survey Explorer (WISE) telescope. “WISE has exposed a menagerie of hidden objects,” Hashima Hasan, WISE program scientist, said in a media advisory. “We’ve found an asteroid dancing…
NASA poised to launch ‘black hole hunter’
NASA is poised to launch on Wednesday a sophisticated orbiting telescope that uses high-energy X-ray vision to hunt for black holesin the universe. The Nuclear Spectroscopic Telescope Array (NuSTAR) will first be carried into the skies by a jet which will deploy a rocket that sends the satellite into space, NASA said. “Why launch…
Scientists watch black hole devour unlucky star
Scientists have witnessed the rare spectacle of a supermassive black hole devouring a star that had ventured too close — an event that occurs about once in 10,000 years, they reported on Wednesday. Matter-sucking black holes normally lurk dormant and undetected at the centre of galaxies, but can occasionally be…
Astronomers discover biggest black holes ever
Scientists have discovered the two biggest black holes ever observed, each with a mass billions of times greater than the Sun’s, according to a study published Monday. The two giants are located in the heart of a pair of galaxies several hundred million light years from Earth, said the study…
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