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Trouble Detected in Infamous Dark Matter Signal | Quanta Magazine
New results from a decades-old experiment were initially touted as further evidence for dark matter. But independent scientists have cast serious doubt on that claim, leaving most everyone puzzled.
articles  cosmology  astrophysics 
3 days ago by gmisra
Gravity doesn’t leak into large, hidden dimensions | Science News
Observations from neutron star smashup challenge some theories that include unknown realms
articles  cosmology  physics 
22 days ago by gmisra
Whisper From the First Stars Sets Off Loud Dark Matter Debate | Quanta Magazine
A surprise discovery announced a month ago suggested that the early universe looked very different than previously believed. Initial theories that the discrepancy was due to dark matter have come under fire.
articles  cosmology  astrophysics 
25 days ago by gmisra
Researchers find a galaxy without dark matter | YaleNews
“I spent an hour just staring at the Hubble image,” van Dokkum said. “It’s so rare, particularly these days after so many years of Hubble, that you get an image of something and say, ‘I’ve never seen that before.’” I think I've worked this out. Clearly, NGC 1052-DF2 is the playable galaxy and we're just part of the painted skybox.
spaaace  news  coolstuff  cosmology  science 
27 days ago by gominokouhai
Whisper From the First Stars Sets Off Loud Dark Matter Debate | Quanta Magazine
A surprise discovery announced a month ago suggested that the early universe looked very different than previously believed. Early theories that the discrepancy
darkmatter  cosmology  astrophysics 
27 days ago by geetarista

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