For those who watch gravitational waves roll in from the universe, GW250114 is a big one. It's the clearest gravitational ...
Learn why only 14 out of over 6,000 exoplanets orbit two stars, and how Einstein’s general theory of relativity may be to blame.
Astronomers have found thousands of exoplanets around single stars, but few around binary stars—even though both types of ...
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New warp bubble using normal matter throws relativity back into the spotlight
For more than a century, Einstein’s relativity has set a hard speed limit for the universe, with light as the ultimate ...
Albert Einstein won the 1921 Nobel Prize in Physics, but not for relativity—the theory that made him famous. This article ...
Why can't anything travel faster than the speed of light? Do black holes really suck? And why is the universe expanding? These are just a few of the questions author and astrophysicist Jeffrey Bennett ...
3D-printing rocket builder Relativity Space closed a $500 million round of new capital which CEO Tim Ellis said now gives the company a "war chest" to further advance its technology. "This really ...
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