Read a National Geographic magazine article about general relativity and get information, facts, and more about dark matter.

When you hear the name Einstein, the first thing that usually comes to mind is the theory of relativity.E=mc².Time slows down ...

In the end, the measured phase of the quantum wave sits 2.5 percent from the theoretical prediction. The result, the team argues, is a checkpoint on the border between Einstein’s relativity and ...

Einstein’s general theory of relativity—the idea that gravity is matter warping spacetime—has withstood over 100 years of scrutiny and testing, including the newest test involving supermassive black ...

Time and Space Begin to Break DownIn 1905, a 26-year-old unknown technician working at the Swiss Patent Office sent a series of revolutionary papers to a German academic journal.This was Albert ...

A rare manuscript featuring early calculations that led to Albert Einstein's general theory of relativity sold for just over $13 million at an auction in Paris Tuesday, becoming the most expensive ...

Albert Einstein had described the special theory of relativity in 1905. The result of Einstein's thinking about light, this theory introduced brand-new ideas to science. It opened up an entire field ...