The Physics of NASA's New Mars Helicopter
b'Sending a rover to Mars is cool\\u2014but sending one to Mars along with a helicopter is even better. Yes, that is the plan for the next NASA Mars rover, scheduled for 2020. The idea is to have a driving rover that brings along a small coaxial helicopter. The helicopter will be self-powered and fly for a few minutes a day. The main advantage of the helicopter is that it can scout ahead of the rover and take pictures and stuff\\u2014maybe some epic rover selfies.\\nLearn more about your ad choices. Visit podcastchoices.com/adchoices'