Hygrobotsare hydroscopically-powered microrobots that actuate without external power input based on changes in relative humidity
Hygrobots are hydroscopically-powered microrobots that actuate without external power input based on changes in relative humidity
Recently published in _Science Robotics_: [Shin, B. et al. Hygrobot: A self-locomotive ratcheted actuator powered by environmental humidity. *Science Robotics* **3** (2018).](http://robotics.sciencemag.org/content/3/14/eaar2629)
* [Locomotion of alternative hygrobot designs](https://i.imgur.com/xQ8Cx9t.gifv)
# [Come discuss the paper over in /r/science!](https://www.reddit.com/r/science/comments/7tg61z/scientists_in_south_korea_have_created/)
Has science gone to far