Scientists have confirmed century-old predictions by Albert Einstein and Stephen Hawking after observing two black holes ...

We often marvel at the genius of Albert Einstein, a physicist who revolutionized our understanding of the universe. Yet, even ...

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 ...

Ten years ago this weekend, a team of Eastern Washington astronomers changed the way scientists study the universe.

Since that day, LIGO — composed of two highly sensitive laser interferometers located in Hanford, Washington and Livingston, Louisiana — has been joined by two smaller gravitational wave observatories ...

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

Ten years after the first gravitational wave detection, a new suite of instruments has captured distinctive ringing signals ...

A swarm of galaxies called the Bullet Cluster is the biggest, best natural laboratory for studying dark matter that ...

Gravitational-wave astronomy has exploded since 2015, capturing hundreds of black hole and neutron star collisions. With ever ...

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

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