These tiny drones can lift 40 times their own weight

If you ask these tiny drones, "Do you even lift, bro?" you will get a resounding yes. Researchers at Ecole Polytechnique Fédérale de Lausanne (EPFL) in Switzerland and Stanford University have developed a line of small flying bots that…
Source: Engadget | These tiny drones can lift 40 times their own weight