(NewsNation) — Theoretical physicist Dr. Michio Kaku supports the concept of parallel universes, but he says people shouldn’t get their hopes up about meeting their doppelganger in another dimension, ...

The largest-ever 3D map of the cosmos hints that the dark energy that’s fueling the universe’s expansion may be weakening. One community of theoretical physicists expected as much. On the morning of ...

The universe is a strange, beautiful place—rich with possibilities and governed by the odd rules of quantum mechanics. One of the most mind-bending ideas from this realm is the many-worlds ...