(via Sabine Hossenfelder) Cosmology, the branch of physics that deals with the universe, is facing a bit of a crisis right now. Four crises, actually. Let’s take a look at the biggest problems with ...

Cyclic cosmology, or the big bounce, is the idea that the universe will eventually crunch back together and then go through ...

As the youthful universe congealed under the pull of gravity, matter knotted itself into galaxies, galaxy clusters and filaments, weaving a dazzlingly intricate cosmic web. This web’s structure is ...

(via Dr. Becky) The Copernican principle states that the Earth is not in a special place in the Universe. Us humans are not privileged observers, we’re seeing the same Universe as everyone else; and ...

What if the Universe were not symmetrical? This idea, which goes against what scientists have long believed, emerges from new studies on large cosmic structures. Instead of being uniform in all ...

Consensus on the universe’s expansion rate might be near, thanks to the James Webb telescope The biggest clash in cosmology might be inching closer to resolution, thanks to the James Webb Space ...