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little black dress 小黑
16-06-23 A little black dress (LBD) is a black evening or cocktail dress, cut simply and often quite short, with little decoration, and useful for nearly any occasion. It is minimal to call attention to the wearer without distracting. Little black dress（多...
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黑洞喷流如何冲出所在星系
16-06-19 A simulation of the powerful jets generated by supermassive black holes at the centers of the largest galaxies explains why some burst forth as bright beacons visible across the universe, while others fall apart and never pierce the halo of the gala...
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碰撞双黑洞探测到新引力波
16-06-16 Gravitational waves from a second pair of colliding black holes has validated the landmark discovery from earlier this year that confirmed Einsteins general theory of relativity. Rochester Institute of Technology scientists contributed to the initia...
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10亿光年外的某超重黑洞正在吞噬寒冷气体
16-06-10 At the center of a galaxy cluster, 1 billion light years from Earth, a voracious, supermassive black hole is preparing for a chilly feast. For the first time, astronomers have detected billowy clouds of cold, clumpy gas streaming toward a black hole...
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五维黑洞或将“推翻”广义相对论
16-02-22 Researchers have shown how a bizarrely shaped black hole could cause Einstein's general theory of relativity, a foundation of modern physics, to break down. However, such an object could only exist in a universe with five or more dimensions. The res...
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黑洞影响银河气候
16-01-06 A team of researchers led by Eric Schlegel, Vaughn Family Endowed Professor in Physics at The University of Texas at San Antonio (UTSA), has discovered a powerful galactic blast produced by a giant black hole about 26 million light years from Earth....
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black dog syndrome 黑狗综合症
15-12-28 Black dog syndrome refers to the tendency for black- or dark-coated dogs to be passed over for adoption in favor of lighter colored dogs in an animal shelter. 黑狗综合症指人们在动物收容所里领养狗狗时，往往倾向忽略那些拥有黑色或深色皮毛的狗儿，而选择...
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天文学家发现一个新的中型黑洞
15-09-23 Nearly all black holes come in one of two sizes: stellar mass black holes that weigh up to a few dozen times the mass of our sun or supermassive black holes ranging from a million to several billion times the sun's mass. Astronomers believe that med...
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高血压药物对黑人心血管健康有不良影响
15-09-18 Drugs commonly used to treat high blood pressure, and prevent heart attacks and strokes, are associated with significantly worse cardiovascular outcomes in hypertensive African Americans compared to whites, according to a new comparative effectivene...
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密集星团被证明是二元黑洞的工厂
15-07-30 The coalescence of two black holes -- a very violent and exotic event -- is one of the most sought-after observations of modern astronomy. But, as these mergers emit no light of any kind, finding such elusive events has been impossible so far. Colli...
