What happens after death? This age-old question has intrigued humanity for centuries, with countless theories from religious, ...

At cosmological scales, Albert Einstein’s theory of general relativity has given scientists an immensely accurate blueprint ...

Astronomers have discovered a rogue planet in the Milky Way using old Hubble data and Einstein's theory of general relativity.

"God does not play dice." This famous remark by Albert Einstein critiqued the probabilistic nature of quantum mechanics.

Einstein's theory posits that mass distorts space. This distortion can bend light from distant objects. Astronomers use this ...

In 1905 Einstein discovered the special theory of relativity, establishing the famous dictum that nothing—no object or signal—can travel faster than the speed of light. And therein lies the rub.

Black hole and Big Bang singularities break our best theory of gravity. A trilogy of theorems hints that physicists must go ...

From four-dimensional hexagons to the mind-bending amplituhedron, geometrical shapes are wilder than we learn at school - and they are a crucial tool for understanding reality ...

Relativity Still Holds Up: 5 Recent Tests That Prove Einstein Right Nearly a hundred years after it was first published, Einstein's theory of relativity has held up to rigorous scientific testing.