
Big Black Holes Can Block New Stars
Massive black holes spewing out radio-frequency-emitting particles at near-light speed can block formation of new stars in aging galaxies, a study has found. The research provides crucial new eviden ... more
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Mars Orbiter Image Shows Comet Nucleus is Small
The High Resolution Imaging Science Experiment (HiRISE) camera on NASA's Mars Reconnaissance Orbiter captured views of comet C/2013 A1 Siding Spring while that visitor sped past Mars on Sunday (Oct. ... more
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Trump vows to relaunch Egypt-Ethiopia talks on dam row
China's birth rate falls to lowest on record
Chile police arrest suspect over deadly wildfires
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1980s aircraft helps quantum technology take flight
What does a 1980s experimental aircraft have to do with state-of-the art quantum technology? Lots, as shown by new research from the Quantum Control Laboratory at the University of Sydney, and publi ... more
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Partial solar eclipse to cast a shadow over the sun Thursday
Due to a partial solar eclipse, most of the United States, Mexico and Canada will see the sun look like a fingernail as it sets on Thursday evening. ... more
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In a first, astronomers map comets around another star
Astronomers using an ultra-sensitive telescope in the Chilean desert said Wednesday they had mapped hundreds of comets orbiting a star 63 light years from Earth. ... more
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'Twisted rope' clue to dangerous solar storms
A "twisted rope" of magnetically-charged energy precedes solar storms that have the potential to damage satellites and electricity grids, French scientists said on Wednesday. ... more
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Hubble uses gravity lense to find extremely distant galaxy
Peering through a giant cosmic magnifying glass, NASA's Hubble Space Telescope has spotted a tiny, faint galaxy - one of the farthest galaxies ever seen. The diminutive object is estimated to be mo ... more
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