BOULDER- Black holes, time travel and E= mc^2. They are all related to Albert Einstein's Theory of Relativity. How many of us, though, can actually explain any of it? This year, Einstein's theory ...

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What is the purpose of light? How does light work? Why does light exist? This video explores the longstanding debate over ...

Clocks are at the heart of GPS. Advances in space-qualified atomic clocks that kept time to within 10 nanoseconds over a day were a key development that made GPS possible. It turns out that GPS must ...

In response to those who are bothered by the move away from 3D printing the big barrel sections: Relativity is prioritizing manufacturability over design flexibility here. Anyone who's spent much time ...

Whatever the outcome, I admire the team at Relativity for taking the risk of doing something wholly new. Even in failure, they could learn so much and develop so many technologies upon which other ...

BREVARD COUNTY, Fla. — The practice of using additive manufacturing, or 3D printing, is become more common in aerospace. Soon, Relativity Space will make a large leap forward in the industry by ...

The first Terran R is under construction, with several components completed in recent weeks. One such component is the thrust ...