(via Sabine Hossenfelder) White holes are theoretical bodies in physics that are basically time-reversed black holes, meaning instead of permanently trapping matter inside themselves, they release it ...

Black holes are well known for swallowing everything around them, which is probably why they get talked about so often. On the flip side, white holes are their mysterious opposite. These theoretical ...

We’ve all heard of black holes, but what about their mysterious opposite—white holes? 🤯🌌 Scientists believe that white holes could exist and might even be portals to other universes! 🚀 Body ...

Ever wondered what would happen if you fell into a black hole? According to Einstein’s Theory of General Relativity, you would be crushed by the powerful gravity of its singularity: the center of a ...

Science fiction is full of amazing space phenomena. Some of those phenomena have gone from theory to reality — like black holes and pulsars. But what about wormholes? These portals through space are ...