NASA reveals ambitious multi-spacecraft plan to bring a piece of Mars back to Earth

That NASA intends to collect a sample from Mars and return it to Earth is well known — they’ve said so many times. But how would they go about scooping up soil from the surface of a distant planet and getting it back here? With a plan that sounds straight out of sci-fi. Described by […] Learn more about your ad choices. Visit podcastchoices.com/adchoices