Einstein's equations have withstood every experimental test for more than a century; however, according to one philosopher, ...

What if our biggest idea about reality is built on a hidden misunderstanding? A new philosophical look at space-time ...

Bell's theorem, the well-known theoretical framework introduced by John Bell decades ago, delineates the limits of classical physical processes arising from relativistic causality principles. These ...

(Philipp Tur/iStock/Getty Images Plus) Right on the brink of black hole formation, spacetime can get downright peculiar. This is where familiar physics can become unnervingly strange, and ...

Using just a pen and paper, a team of scientists has calculated how space and time could crystallize to form tiny black holes ...

Scientists have described for the first time how spacetime could crystallize into a tiny black hole.

Most people picture a black hole forming the same way: a massive star runs out of fuel, collapses under its own gravity, and ...

A team of scientists has used X-ray and gamma-ray observations of some of the most distant objects in the Universe to better understand the nature of space and time. Their results set limits on the ...

There is a glaring gap in our knowledge of the physical world: none of our well-established theories describe gravity’s quantum nature. Yet physicists expect that this quantum nature is essential for ...

One of the most awkward parts of writing a book is that, eventually, authors have to ask people for “blurbs” – the endorsements that you see on the cover of a book, encouraging you to buy it. I am now ...