Who would have even thought robotic insects would become a thing? Even a necessity? But here we are in the 21st century and Robobees, Roboflies and military insect robots are real. Believe it or not, robot bees can fly, swim and dive out of water powered by tiny rockets. The soon will be used in search and rescue operations. What will they be capable of doing tomorrow?

https://www.industrytap.com/robotic-insects-the-flight-of-the-bumblebee/47002