Is time something that flows — or just an illusion? Exploring space-time as either a fixed “block universe” or a dynamic fabric reveals deeper mysteries about existence, change, and the very nature of ...

The theory combines the ideas of particles and waves into a concentration of energy that flows throughout space and time. The researchers used the theory to answer two problems solved by Einstein.

Einstein’s theory of relativity reveals a mind-bending truth – in the right conditions, time itself slows down. This isn’t ...

A radical new theory regarding the origin of the universe suggests that gravitational waves, tiny ripples in spacetime first ...

Mathematical quirks of our universe have led some cosmologists to wonder whether the cosmos was actually born in a black hole ...

Two black holes collided 1.3 billion light years from Earth, creating a 'ringing,' which in turn allowed astrophysicists to ...

Ten years after scientists first detected gravitational waves emerging from two colliding black holes, the LIGO-Virgo-KAGRA ...

Scientists have captured the clearest signal yet of a black hole collision, confirming Stephen Hawking's theory.

For scientists, learning more about how black holes behave is essential to understanding how the universe works. A recent ...

The theory says two black holes that merge will have the same or larger surface area than what the pair started out with.

Astronomers detected in unprecedented detail a collision between two black holes. Their observations confirm predictions made ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Spoilers ahead for The ...