University of Washington scientists have built a solar powered flying robot that stabilizes its descent by changing shape in mid-air, a design inspired by origami folding. The Ars Technica article includes interesting links on the topic of micro-robotics. And the press release has more details, photos, and a video.
Paper: https://www.science.org/doi/10.1126/scirobotics.adg4276
Press Release: https://www.washington.edu/news/2023/09/13/battery-free-robots-use-origami-to-change-shape-in-mid-air/