Performances in N.Y.C. It can feel overwhelming to watch a dance. But if you follow the hands, they can unlock the mysteries of a moving body. Credit... Supported by By Gia Kourlas Hands probably aren ...

Robotics has made jaw-dropping progress in perception, navigation, and even conversational interfaces. Yet one part of the human body continues to humble engineers: the hand. Despite advanced ...

Playing a complex guitar solo ought to be impossible. To elicit the desired torrent of notes, the fingers of one hand must move nimbly around the fretboard, while the other hand plucks the strings, in ...