The ubiquitous ball spline. Basically, it is a type of mechanical element used in a variety of industrial applications where precise movement and alignment is required, like machine tools, robot arms ...

Divers found the Antikythera mechanism in a shipwreck in 1900. Zde via Wikimedia Commons under CC BY-SA 4.0 More than a century ago, a group of sponge divers discovered a shipwreck near the Greek ...

Scientific American is the authority on science and technology for a general audience, with coverage that explains how research changes our understanding of the world and shapes our lives. First ...