New analysis suggests Webb’s little red dots are young black holes hidden in thick gas, with masses far smaller than first thought.
Physicists are still debating wormholes as if it were 1935, with the ink barely dry, on a chilly, fluorescent morning in a university corridor—the kind with ...
An astrophysicist explains what wormholes are and how these theoretical space-time tunnels have popped up in the solutions to a set of decadesold equations.