SCIENCE EDITION: EXPLORATION OF MARS Humankind has long been fascinated by the planet Mars. Discoveries made by the various probes, orbiters and rovers that have been exploring the Red Planet over the years have made many of us quite excited about the possibility of someday sending humans to visit our neighbor in the Solar System. On this Science Edition of Press Conference USA, host Rick Pantaleo talks with guests from NASA and the Mars Society about the past, present and future of the exploration of Mars.
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