Danny Deep, General Dynamics‘ executive vice president of global operations, has been promoted to president of the Reston-based Fortune 100 government contractor, the company announced Friday. Deep ...

On June 10, 1854, Georg Friedrich Bernhard Riemann gave his classic lecture on curved space. [‘On This Day in Space’ Video Series on Space.com] Riemann was a 19th century mathematician from Germany.

Washington — President Trump on Thursday said he is nominating Dr. Nicole B. Saphier to be the next U.S. surgeon general, replacing his nomination of Casey Means, whose bid had stalled in the Senate ...

Krishnan Padmanabhan was previously managing partner of Winston & Strawn's New York office. He also co-chaired their technology, media and telecommunications industry group. The group move comes as ...

General relativity stands as one of the bedrock theories in modern physics. Its strange view of relative time and space has been confirmed by countless experimental and observational tests, from ...

March 19 (Reuters) - Legal data company Relativity has confidentially filed for a U.S. initial public offering, the company ‌said on Thursday, against the backdrop of investor caution for new listings ...

For decades, astronomers have used distant supernovae as cosmic lighthouses to test fundamental physics and to measure the universe. For Joseph Farah, a fifth-year graduate student at UC Santa Barbara ...

Physicists have long struggled to unite quantum mechanics—the theory governing tiny particles—with Einstein’s theory of gravity, which explains the behavior of stars, planets, and the structure of the ...

When black holes collide, the crash generates ripples in the fabric of spacetime—gravitational waves. These distortions travel far out into the universe, but by the time they reach Earth, they have ...

In his classic science-fiction story “The New Accelerator,” published in 1901, H. G. Wells describes a drug that speeds up a person’s metabolism by a factor of 1,000. For the two protagonists who ...

The loudest collision ever recorded between two black holes has allowed scientists to test Einstein’s theory of general relativity in unprecedented detail, showing that the physicist’s predictions ...

A newly detected gravitational wave, GW250114, is giving scientists their clearest look yet at a black hole collision—and a powerful way to test Einstein’s theory of gravity. Its clarity allowed ...