The question of how gravity interacts with the quantum world has long perplexed physicists, but a non-quantum theory of space-time could present an answer ...

A new theory suggests that the unification between quantum physics and general relativity has eluded scientists for 100 years because huge "fluctuations" in space and time mean that gravity won't play ...

NASA has selected Relativity Space to build and fly the spacecraft that will carry the agency’s Aeolus atmospheric-science instruments to Mars, with a launch target of 2028. Under the partnership, ...

The new space race is accelerating, but debris, failures, and crowded orbits are raising new risks around Earth.

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.

Tim Ellis, cofounder and CEO of Relativity Space, is competing against SpaceX in the booming space launch business and reinventing manufacturing in the process. Relativity CEO Tim Ellis on the ...