Former Google Chief Executive Eric Schmidt is the new chief executive of Long Beach based Relativity, which aims to compete with other rocket companies. Leader: New Relativity CEO Eric Schmidt. (Photo ...

As new and powerful telescopes gather fresh data about the universe, they reveal the limits of older theories like Einstein's relativity. When you purchase through links on our site, we may earn an ...

Albert Einstein’s general theory of relativity has been wildly successful at describing how gravity works and how it shapes the large-scale structure of the universe. It’s summed up in a saying by the ...

Relativity Space CEO Tim Ellis is hitting back against recent comments from fellow aerospace exec Peter Beck, who called launch contracts for un-flown rockets “basically worthless” earlier this month.

The accelerating expansion of the universe could be explained by modifying general relativity so that gravity has mass – or so thinks a small group of physicists. Matthew Francis reports What lies ...

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 ...

Relativity Space has completed a critical design review of its Terran R rocket as it works towards a first launch as soon as late 2026. Credit: Relativity Space WASHINGTON — Relativity Space, a launch ...

The former Google chief executive is taking a controlling interest in Relativity Space, which aims to build low-cost, reusable rockets to compete against Elon Musk’s SpaceX and to reach Mars. Eric ...