The curious minds at What If explore what would happen if the universe isn't flat but a giant loop.
In a new study published in Classical and Quantum Gravity, researchers have revisited the concept of Einstein-Rosen bridges, the theoretical structures often associated with wormholes. This study, ...
Our universe is known to be remarkably homogeneous and isotropic. This essentially means that matter is distributed evenly ...
How did the universe start? Did we begin with a big bang, or was there a bounce? Might the cosmos evolve in a cycle of expansion and collapse, over and over for all eternity? Now, in two papers, ...