ACES will gather ultra-precise data across at least ten observation windows, each lasting about 25 days during the ...

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

"All the odd shapes and swirling gas observed in the Perseus cluster now make sense within the context of a major merger." ...

Testing Einstein’s relativity, measuring fundamental constants, and even searching for dark matter are all on the cards ...

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

And there we have it: another principle of relativity, called general relativity. “Einstein always took what everyone else thought to be two completely different scenarios of nature and saw them ...

However, thanks to Einstein's theory of general relativity, it is possible to travel through time faster than this rate. The faster someone can move, the faster they can travel forward through ...

Einstein believed that black holes didn't really exist. But they do: that much we know. We don't know much else about them.

Researchers say they may have achieved Einstein's vision of a "unified field theory" that can unite two of nature's ...

On Monday, the European Space Agency (ESA) launched the ACES set of atomic clocks. It will be docked to the International ...

A new theory links gravity to quantum entropy and introduces the G-field, possibly explaining dark matter and cosmic ...