The National Aeronautics and Space Administration has unveiled a plan to uncover swarms of robots to hunt for alien life on other planets in the solar system. The independent US agency has developed the Sensing with Independent Micro-Swimmers (SWIM) concept for exploring inhospitable planets and celestial bodies.
These cell phone-sized robots will be packed into an ice-melting probe that sinks through the thick shell of other planets, before a mechanism releases them underwater. Once they reach underwater, these robots will take measurements of the formerly impossible to reach oceans.[…]