You wouldn’t mistake it for a bluebottle or Drosophila, Sarah McQuate says, but robofly flaps like the real thing. In UW News, Sarah writes about a wireless, housefly-sized, laser-beam-powered robotic insect created by University of Washington engineers. Read the challenges they overcame and see a video of the little guy in action. sarahmcquate.com and @ @potassiumwhale image: University of Washington