(via Minute Physics) This video covers the General theory of Relativity, developed by Albert Einstein, from basic simple levels (it's gravity, curved space) through to the concepts of how curved ...

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 ...

Relativity Space had been targeting Wednesday afternoon for the inaugural launch of Terran 1, the largest 3D-printed structure ever built. Reading time 4 minutes Update: 3:38 p.m. ET: Relativity Space ...

Today marks the centenary of an experiment which proved Albert Einstein's theory of general relativity - but what exactly is that theory? Dr Matthew Bothwell, an astronomer at the University of ...

Relativity Space, a private company with ambitions for sending people to Mars, made it off the launchpad, but the vehicle experienced problems during the second stage of its flight. By Oliver Whang ...

[Translated by Dr. Robert W. Lawson.] THERE is something attractive in presenting the evolution of a sequence of ideas in as brief a form as possible, and yet with a completeness sufficient to ...

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 ...

Relativity Space uses giant 3-D printers to produce components for its Terran rockets. (Relativity Space Photo) Relativity Space, the startup that was founded in Seattle and is now building 3D-printed ...