https://thenextweb.com/artificial-intelligence/2018/07/18/rolls-royce-is-working-on-robotic-cockroaches-that-fix-plane-engines/

Rolls-Royce, a company perhaps best known for airplane engines and fine automobiles, is now creating tiny cockroaches that can crawl inside tight spaces to spot potential problems and perform routine maintenance.

These roaches aren’t of the household variety, however; they’re robots.