Nonlocal correlations that define quantum entanglement could be reconciled with Einstein’s theory of relativity if space–time had two temporal dimensions. That is the implication of new theoretical ...

The James Webb Space Telescope has revealed a rare "Einstein ring," revealing two distant galaxies in an optical illusion ...

Albert Einstein was an exceptional scientist but also a highly unconventional thinker whose life defied academic norms. In ...

Cosmologist Katie Mack breaks down what the latest findings about dark energy mean for our universe’s future. Either way, it won’t be happy.

Let's turn the sun into a telescope. In fact, we don't have to do any work—we just have to be in the right spot.

Machine learning helped show how harnessing the weird effects of Einstein’s special relativity could enable a new kind of ...

A bold new theory suggests the universe didn’t begin with a single Big Bang, but instead unfolds through a series of ...

These series of step-like bursts happen so rapidly that they are difficult to observe as these singularities wink in and out ...

There's no question that Albert Einstein was one of the greatest minds of his or any generation, but there was one problem he ...

It is called a black hole, because it acts like an ideal black body, as it reflects no light. According to the theory of ...

The European Space Agency has launched two atomic clocks on a SpaceX rocket to the ISS to test Einstein's theory of ...

For the first time, scientists have managed to spot a lonely black hole drifting through space thanks to its gravity ...