Here’s how it works. General relativity is physicist Albert Einstein's understanding of how gravity affects the fabric of space-time. The theory, which Einstein published in 1915, expanded the ...

The idea that gravity is the result of the curvature of space-time is a core principle of ... What "3 sigma" means, Grimm explained, is that the difference is interesting and merits further ...

"Studying the rate at which galaxies formed lets us directly test our theories and, so far, we’re lining up with what general ...

If another gravity theory is correct, "then the broader implications are enormous," astrophysicist Stacy McGaugh told ...