The big thinkers at Aperture explain relativity and how it warps the fabric of spacetime. House fails to override Trump's ...

Physicists have long treated space and time as the stage on which quantum particles perform, not as actors in the drama ...

Einstein’s claim that the speed of light is constant has survived more than a century of scrutiny—but scientists are still ...

California-based startup Relativity Space is one of many launch startups, but it stands out for its 3D-printing approach to manufacturing rockets while also pursuing fully reusable rockets. Relativity ...

A splashy California-based launch company named Relativity Space shared a photo of sleek-looking rocket hardware on its social media channels last week. The image featured an impressively large ...

When the first-ever image of a black hole was released in April 2019, it marked a powerful confirmation of Albert Einstein’s theory of gravity, or general relativity. The theory not only describes the ...

Why can't anything travel faster than the speed of light? Do black holes really suck? And why is the universe expanding? These are just a few of the questions author and astrophysicist Jeffrey Bennett ...

The revised version of the Terran R features increased performance, but will only reuse the first stage. Credit: Relativity Space WASHINGTON — Relativity Space has decided to retire its Terran 1 small ...

One hundred years ago this Wednesday, Albert Einstein gave the last of a series of presentations to the Prussian Academy of Sciences, which marks the official completion of his General Theory of ...