据Relativity Space称，其第四代系统 "打破了传统的打印限制"，它可以水平制造，将多条线送入一个打印头。利用其新机器，该公司正在开发和生产Terran ...

In 2015, a piece of equipment at an observatory in the US moved one quintillionth (10-18) of a meter. This tiny movement was ...

Black hole and Big Bang singularities break our best theory of gravity. A trilogy of theorems hints that physicists must go ...

A new physics paper takes a step toward creating a long-sought "theory of everything" by uniting gravity with the quantum ...

After seeing these comments by Schmidt, I reasoned that the former Google executive might have bought Relativity Space as a ...

The Terrell-Penrose effect, predicted in 1959, suggests that objects moving at speeds close to that of light appear rotated.

The idea was first hypothesized about 70 years ago. In a bizarre repercussion of Albert Einstein's Special Theory of ...

At Utah State University, researchers are using a radical idea known as the holographic principle to bridge the gap. By ...

Relativity Space Inc., the privately held US maker of 3D-printed rockets that once soared to a $4.2 billion valuation, is running low on cash, raising questions about the future of its launch ...