Review Published: 25 August 2010 Functional Polymers Development of self-oscillating polymers and gels with autonomous function Ryo Yoshida Polymer Journal 42, 777–789 (2010) Cite this article ...

Ever wonder how a tabletop fan moves side to side? A simple 4-bar mechanism, hidden gears, and a clever pin system make it all happen with the push of a button. This video has been dubbed in over 20 ...