There is video of it flying here, no idea why OP article did not include that. https://arstechnica.com/science/2018/11/small-drone-soars-on-an-ionic-wind-with-

There is video of it flying here, no idea why OP article did not include that. https://arstechnica.com/science/2018/11/small-drone-soars-on-an-ionic-wind-with-no-moving-parts/ https://arstechnica.com/science/2018/11/small-drone-soars-on...