The puzzle Einstein and Rosen were addressing was never about space travel, but about how quantum fields behave in curved spacetime. I ...
On January 22, 2025, physicists unveiled a groundbreaking discovery that could revolutionize our understanding of the universe and potentially unlock the secrets of time travel. The existence of ...
The shape of the cosmos depends on a balance of two competing forces: the pull of gravity and the expansion driven by dark ...
A physicist proposes that the universe is not empty space, but is a viscous fluid, fueling the expansion and contraction we see.