Chinese scientists have engineered a clock so accurate it could lead to a redefinition of the second and an ultraprecise global time standard. The new optical clock is so accurate that it loses or ...

Back in 1996, survival horror was a brand new genre. Resident Evil's Spencer Mansion was built to teach us how to play it.

An earlier version of this automatic gateman system, built around a camera-based design, was published on the Electronics For ...