WARNING: Contains SPOILERS for Star Trek: Prodigy, season 2, episode 14, "Cracked Mirror". Star Trek: Prodigy introduces Mirror Universe variants of beloved Star Trek: Voyager crew, providing a ...

One theory is that dark matter resides in a “dark mirror” universe that failed to form atoms during the nucleosynthesis of the Big Bang. Every interaction in our universe, the theory explains ...

The idea of a mirror universe is a common trope in science fiction. A world is similar to ours where we might find our evil doppelganger or a version of us who actually asked out our high school ...