Researchers have found a suspected clump of dark matter lurking within the luminous halo of a well-known "Einstein ring." The ...
Decades ago, a renegade physicist suggested that gravity isn't so much a force as just a byproduct of the universe's tendency to get more disordered. Now this idea might finally be testable ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results