Gravity from Entropy theory offers a new resolution to one of physics' oldest paradoxes: how the universe builds galaxies and ...

How could Albert Einstein uncover the nature of gravity using experiments that existed mainly in his mind? The video follows ...

Using optical fiber as a model black hole, physicists have, after decades of pursuit, observed two linked effects in the lab: "Hawking radiation" and a slight recoil from the source after that ...

Dark energy revived Einstein’s discarded cosmological constant and reshaped the leading model of the universe.

The universe’s expansion makes cosmic distance far less intuitive than simply measuring how long light has traveled.