Researchers are using black hole “shadow” images to test whether Einstein’s relativity remains unshakable. With ...

In this video, we explore Albert Einstein's theory of general relativity, focusing on his insights into gravity and ...

The earliest test of Albert Einstein's general theory of relativity took place just four years after he published it. During ...

BOULDER- Black holes, time travel and E= mc^2. They are all related to Albert Einstein's Theory of Relativity. How many of us, though, can actually explain any of it? This year, Einstein's theory ...

Physicists have taken a new approach to whether all black holes conform to Einstein’s theory of general relativity or if ...

Twin black hole collisions detected in 2024 have provided the sharpest-ever test of Einstein’s theory while revealing new details about how black holes form and spin.

As new and powerful telescopes gather fresh data about the universe, they reveal the limits of older theories like Einstein's relativity. When you purchase through links on our site, we may earn an ...

For over 100 years, two theories have shaped our understanding of the universe: quantum mechanics and Einstein’s general relativity. One explains the tiny world of particles; the other describes ...

Two recently observed black hole mergers, occurring just weeks apart in late 2024, have opened an extraordinary new window ...

Seven Days is 30, and we need your help to celebrate. With your donation, we’ll stay on track, delivering rigorous reporting on Vermont news and culture. In 1919, astronomer Arthur Eddington used the ...

Interstellar object 3I/ATLAS has seemingly confirmed Einstein's general relativity by exhibiting gravitational lensing as it neared the Sun. However, the observed light bending exceeded predictions by ...

In October 2015, a young mathematician named Clemens Sämann was flying home to Austria from a conference in Turin, Italy, when he had a chance encounter. He found himself seated beside Michael ...