In fluid dynamics, hard science often comes with dazzling aesthetic beauty – a fact the American Physical Society highlights annually with a photo/video contest. Here are this year's winners – equal ...

Perpetual motion machines are impossible, right? They violate the laws of thermodynamics. And yet people have been trying to engineer one for centuries. YouTuber gzumwalt posted a video of what looks ...

The motion of snakes has long fascinated humans: they undulate, they sidewind, they crawl, they even fly. Together with herpetologists, researchers in the Harvard John A. Paulson School of Engineering ...

Habib Noorbhai does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...