In the quest to unravel the mysteries of the universe, physicists are revisiting a 150-year-old theory that could illuminate ...

This controversial theory says the universe is subject to an ultimate, higher-order law that we can’t comprehend.

In a new study, the team posits that “cosmic knots” – topologically stable tangles in spacetime – emerged in the very early ...

Most explanations rely on "dark energy" to explain the Universe's accelerating expansion rate, but a new study takes a different path.

Just as ocean waves shape our shores, ripples in space-time may have once set the Universe on an evolutionary path that led to the cosmos as we see it today. A new theory suggests gravitational waves ...

Einstein was a great thinker who made plenty of mistakes—errors that sometimes led to more meaningful discoveries in physics, ...