Tag: Galaxies
Looking for dark matter differently – Physics World
Dark matter makes up about 85 percent of the universe’s total matter, and cosmologists believe it played a major role in the formation of...
Breaking News
Can Information Escape a Black Hole? | Quanta Magazine
IntroductionNothing escapes a black hole … or does it? In the 1970s, the physicist Stephen Hawking described a subtle process by which black holes...
3 Body Problem: Is the Universe Really a ‘Dark Forest’ Full of Hostile Aliens in Hiding?
We have no good reason to believe that aliens have ever contacted Earth. Sure, there are conspiracy theories, and some rather strange reports about...
Baryon acoustic oscillations hint that dark energy may have changed over time – Physics World
Preliminary observations made by the Dark Energy Spectroscopic Instrument (DESI) hint that the acceleration of the expansion of the universe has not been constant...
Dark Energy May Be Weakening, Major Astrophysics Study Finds | Quanta Magazine
IntroductionPhysicists have deduced subtle hints that the mysterious “dark” energy that drives the universe to expand faster and faster may be slightly weakening with...
Construction complete on the 3200 megapixel Legacy Survey of Space and Time camera – Physics World
Scientists and engineers have announced the completion of the Legacy Survey of Space and Time (LSST) – the largest camera ever built. Taking almost...
Now We Can See the Magnetic Maelstrom Around Our Galaxy’s Supermassive Black Hole
Black holes are known for ferocious gravitational fields. Anything wandering too close, even light, will be swallowed up. But other forces may be at...
‘Dark Stars’: Dark Matter May Form Exploding Stars—Finding Them Could Help Reveal What It’s Made Of
Dark matter is a ghostly substance that astronomers have failed to detect for decades, yet which we know has an enormous influence on normal...
Could gravastars be nested inside one another like a Russian doll? – Physics World
Gravastars, hypothetical alternatives to black holes, could end up nested inside one another like a Russian Matryoshka doll – according to new calculations that...
Fresh X-Rays Reveal a Universe as Clumpy as Cosmology Predicts | Quanta Magazine
IntroductionClusters of hundreds or thousands of galaxies sit at the intersections of giant, crisscrossing filaments of matter that form the tapestry of the cosmos....
Dark matter vs modified gravity: which team are you on? – Physics World
Coke or Pepsi? Messi or Ronaldo? Taylor Swift or…well, without wanting to set the Swifties against Physics World, let’s just say there’s often a...
Kink in cosmic ray spectrum puzzles astrophysicists – Physics World
Using observations from the GRAPES-3 muon detector, physicists in India and Japan have explored a poorly understood region of the cosmic ray energy spectrum...
Latest Intelligence
