Social media is buzzing over a picture of a massive dragonfly posted to Facebook by the U.S. Fish and Wildlife Service.

Dragonfly, a car-sized, nuclear-powered rotorcraft designed to investigate Titan's potential to host life, passed its Critical Design Review, NASA announced on Thursday (April 24). "Passing this ...

NASA's eight-rotor Dragonfly drone just finished a crucial test, which confirmed the spacecraft's design and will allow the project to move forward with full-scale fabrication of the spacecraft ...