Theoretical physicists James Hartle and Stephen Hawking, for example, proposed that rather than having a strict beginning as we would understand it, the universe evolved out of a "no-boundary" state ...

An IIT scientist proposes a twin universe born alongside ours, where time flows in reverse. This theory challenges the Big ...

Traditional models of cosmic creation often involve Euclidean ... During this phase, the scale factor of the universe, which tells us about its size, follows a cosine-like behavior.