An curved arrow pointing right. Much of the film Interstellar is centered around the existence of a wormhole and black hole, which happen to be two of the most perplexing things in the universe.

Oh, sweet liberty above—so, you know that big space hole that Helldivers 2 players accidentally tore open back in June of ...

A wormhole is a tunnel through spacetime. In the 1930s, Einstein suggested that it could be made by joining two black holes, but it was shown – theoretically – by Kip Thorne that spacetime can ...