A black hole does not have to begin with a dying star. In some corners of Einstein’s theory, it can start much smaller, from ...

A team from Vienna and Frankfurt has found a formula describing a strange phenomenon: Space and time can form a kind of "crystal" that may turn into a black hole. The results are described in Physical ...

Oftentimes, we think of space as an endless, mostly empty vacuum, a silent backdrop where planets, stars, and galaxies play out their dance. We also think of time as something separate, a steady ...

Whether space-time exists should neither be controversial nor even conceptually challenging, given the definitions of “space-time,” “events” and “instants.” The idea that space-time exists is no more ...

In her second pop-science book, theoretical cosmologist Chanda Prescod-Weinstein returns to her celestial and cultural roots.

What is Spacetime? In 1908, Hermann Minkowski proposed that time could be viewed as a 4th dimension alongside the three ...

Spacetime isn’t supposed to be predictable, but scientists may have just found the rules ...