Browsing All Posts published on »December 14th, 2011«

A gas cloud on its way toward the super-massive black hole in the Galactic Centre

December 14, 2011

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Researchers have spotted a giant gas cloud spiralling into the supermassive black hole at our galaxy’s centre. Though it is known that black holes draw in everything nearby, it will be the first chance to see one consume such a cloud. As it is torn apart, the turbulent area around the black hole will become […]

Closest Type Ia Supernova in Decades Solves a Cosmic Mystery

December 14, 2011

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Early close-ups of a Type Ia supernova allow Berkeley Lab scientists and their colleagues to picture its progenitor and infer how it exploded Type Ia supernovae (SN Ia’s) are the extraordinarily bright and remarkably similar “standard candles” astronomers use to measure cosmic growth, a technique that in 1998 led to the discovery of dark energy […]

Building a Massive Neutrino Hunter Beneath the Mediterranean

December 14, 2011

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The second-biggest structure in human history will seek to answer deep cosmic mysteries Neutrinos may or may not move faster than light, but regardless, they’re special little things. They speed through the planet, and through you, and through everything; but, chargeless and puny, they interact with their surroundings so minimally that other particles hardly take […]

Is Dark Energy Falsifiable?

December 14, 2011

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Carl H. Gibson (University of California at San Diego), Rudolph E. Schild (Harvard University) Is the accelerating expansion of the Universe true, inferred through observations of distant supernovae, and is the implied existence of an enormous amount of anti-gravitational dark energy material driving the accelerating expansion of the universe also true? To be physically useful […]