Wormholes may enable time travel, astrophysicists find
A ring in space, at least on paper, can do something a black hole cannot. It can connect…
Black hole GW190521 may be a wormhole from another universe
For just one-tenth of a second in May 2019, the universe delivered a signal that did not fit…
A wormhole from another universe? Scientists revisit the puzzling black hole GW190521
In May 2019, astronomers picked up something strange in the fabric of spacetime. The LIGO and Virgo detectors…