This Sensorless Flying Robot Is Like a Drunken Speeder Bike Orb

Source: http://gizmodo.com/this-sensorless-flying-robot-is-like-a-drunken-speeder-1454790834

After putting its rovers on Mars, Nasa's Jet Propulsion Lab showed the world that billion dollar hardware isn't always the answer. And researchers at the EPFL are taking the same technology-on-the-cheap approach with a low-cost autonomous flying drone that simply bumps and crashes into everything in its path instead of relying on expensive sensors and software to avoid obstacles.