"A three-body problem is extremely complicated. Now we're dealing with four: the sun, Earth, the moon and Mars. The heavy ...

It is something like the "Holy Grail" of physics: unifying particle physics and gravitation. The world of tiny particles is ...

Time may seem like a constant force, but according to a new study published on December 1 in The Astronomical Journal, the ...

This temporal lag is a direct consequence of Albert Einstein’s Theory of General Relativity. The rule is simple: the weaker ...

BAY ST. LOUIS, Miss.--(BUSINESS WIRE)--Relativity Space, the preeminent 3D printed rocket company, has signed an enhanced use lease agreement (EULA) on the vertical test stand at the A-2 complex ...

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 ...

Relativity Space, the first company to utilize additive manufacturing and robotics to build an entire launch vehicle, today announced that it has secured a new headquarters in Long Beach, California.

Relativity Space, the first company to 3D print rockets and build the largest metal 3D printers in the world, today unveiled the latest iteration of its first-of-its-kind proprietary manufacturing ...

In the gloomy days of January, time seems to drag. According to the Einstein theory of relativity, it actually does—in a minute amount that means little to anyone except a scientist. During its annual ...

TU Wien researchers have uncovered a quantum twist to the paths particles take through spacetime — one that could finally ...