(via Sabine Hossenfelder) A lot of people have asked me to talk about the video “Did Einstein Crack the Biggest Problem in Physics…and didn’t know it?” It’s a discussion between Brian Greene and the ...

For nearly a hundred years, one of the most celebrated minds in science, Albert Einstein, had a lingering quantum thought experiment left unresolved. Now, a team of physicists at MIT has finally ...

New impressions A visualization of a curved space–time “sea” from the general-relativity simulations carried out by the authors.(Courtesy: James Mertens) From the Genesis story in the Old Testament to ...

Researchers have found that black holes may exert pressure on their surroundings. The discovery made by a team of astronomers in the U.K. builds on a theory posited by Stephen Hawking in 1974, which ...

In the grand scheme of things, the structure of a black hole is pretty simple. All you need to know is its mass, electric charge, and rotation, and you know what the structure of space and time around ...

LONG ago, people thought that empty space was just what it sounds like: a featureless void. But the more we have studied seeming emptiness, the more we have shown that this is far from the truth. The ...