From early experiments with lanterns to Einstein’s revelations about space and time, the speed of light has proven to be far ...

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 ...

Since that day, LIGO — composed of two highly sensitive laser interferometers located in Hanford, Washington and Livingston, ...

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

A recently discovered black hole merger is proving correct theoretical predictions made by Albert Einstein and Stephen ...

Einstein’s theory of special relativity tells us that for a moving object, time passes more slowly than for a stationary ...

In a landmark achievement, astronomers have noticed light bending in an unexpected manner, one that doesn’t align with the predictions made by Albert Einstein’s theory of general relativity. This ...

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

Ten years after LIGO’s historical detection of gravitational waves, the project is cracking black hole mysteries at an ...

Spacetime ripples from a black hole collision across the cosmos have confirmed weird aspects of black hole physics ...