Einstein's theory of general relativity views time similarly to width, height, and length. As such, both time and space can be curved by gravity. This effectively means that time is slower the closer ...

The entangled clocks can test how quantum theory behaves in the presence of curved space-time as predicted by Einstein, or whether our current theories break down. Hoboken, N.J., July 14, 2025 — ...

"This first strong gravitational lens discovered by Euclid has unique characteristics." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The ...