Astronomers are closing in on a result so statistically secure that, in their language, it borders on certainty: a 99.9999999 ...
In the dense environment of the early universe, dark matter particles would collide with, and annihilate, each other, releasing energy in the process. This energy could heat the hydrogen and helium ...
Using the XRISM space telescope, scientists spotted faint emissions of the elements in remnants of the Cassiopeia A supernova ...
Compelling evidence that the structure of matter surrounding supermassive black holes has changed over cosmic time has been ...
From a particle smasher encircling the moon to an “impossible” laser, five scientists reveal the experiments they would run ...
If you look across space with a telescope, you’ll see countless galaxies, most of which host large central black holes, billions of stars and their attendant planets. The universe teems with huge, ...
Scientists hunted dark matter and solar neutrinos with one of the largest experiments yet. While the neutrinos likely ...
The idea that we might be living in a simulated reality has worried us for centuries. Now physicists have found some ...
"Star Trek" fans love a good twist, but sometimes the writers conjure up a turn of events so shocking that even die-hard ...