The universe comes with a built‑in speed cap, a hard limit that shapes everything from how stars shine to how cause and effect unfold. That limit is usually described as the speed of light, yet the ...

The coldest and densest molecular gas clouds in the interstellar medium can have temperatures of 10 K (-505 °F/-263 °C), ...

A recent study proposes that gravity, the force shaping galaxies and anchoring planets, might not be fundamental after all.

Our best models of the cosmos don't add up — but that could change if the universe is actually made of a viscous 'fluid,' a ...

The particles that are in an atom: protons, neutrons and electrons The particles that are in protons and neutrons: quarks The four fundamental forces: gravity, electromagnetism, the strong force and ...

This is where Emmy Noether, a groundbreaking German mathematician, comes into the picture. She found a breathtakingly simple ...

Nearly everything in the universe is made of mysterious dark matter and dark energy, yet we can’t see either of them directly ...

To progress to the next level in understanding reality, we need to combine quantum mechanics and Einstein’s general ...

Brown University physics Prof. Stephon Alexander spoke on how the analysis of musical elements can help astrophysicists understand patterns of the universe in his lecture “The Jazz of Physics” ...

Wormholes are often imagined as tunnels through space or time—shortcuts across the universe. But this image rests on a ...

The recent visit to our solar system by the interstellar object 3I/ATLAS has sparked speculation about whether it’s another ...