Walking into PDX Hackerspace feels like a scene from Iain Softley’s 1995 film Hackers, but with less leather and the addition ...

This 3D printing technology could allow astronauts to manufacture satellite engines in space, eliminating the need for Earth-based launches.

An electrospray engine applies an electric field to a conductive liquid, generating a high-speed jet of tiny droplets that ...

Every year, more than 5 million people in the U.S. are diagnosed with heart valve disease, but this condition has no ...

In the absence of a living specimen, scientists say, an ambling, flying, swimming, or slithering automaton is the next best ...