A new physics paper proposes modifications to Einstein’s theory of relativity that could solve one of the biggest issues ...

A new experiment with momentum-entangled helium atoms could help unite quantum mechanics and general relativity.

Now it seems that wormholes, those shortcut tunnels through time and space that Albert Einstein theorized and that science fiction depicts as portals between two distant galactic points, are at the ...

A team of physicists has proposed a specific modification to Einstein’s general relativity that could eliminate the Big Bang ...

The Big Bang refers to that gigantic explosion responsible for setting up the universe to grow into the world we observe ...

Three physicists have proposed a modification to Einstein’s general relativity that, if confirmed, could eliminate the ...

A photon emitted from a star a billion light-years away arrives at a telescope having experienced no time whatsoever. Not ...

The results are just what theory predicts, but when the theory clashes as strongly with everyday experience as this, ...

These points of "complete darkness" inside light waves could be moving faster than light. The post Scientists Say They’ve ...

One of the greatest mysteries of modern physics, the "black hole information paradox," might have finally found an elegant ...

SAN FRANCISCO – Los Angeles startup Fortastra has hired veterans from Relativity Space, Hermeus, Astrion and Divergent Technologies to design and operate maneuverable spacecraft for on-orbit security.

A Gravity Theory That Could Rewrite the Universe’s First Moments The first fraction of a second after the Big Bang has always ...