Astronomers have made the first direct observation of a spinning black hole twisting the very fabric of spacetime, a phenomenon known as Lense-Thirring precession. This rare detection, recently ...

Astronomers have finally watched a black hole do something Albert Einstein only described on paper: twist the very fabric of spacetime around it. The new observations capture a spinning monster ...

How would Einstein have reacted to Bell’s theorem and the experimental results derived from it? Alain Aspect’s new ...