Host Neil deGrasse Tyson will tackle one of science s major challenges in each episode, framed as a simple question that ordinary people wonder and worry about. Neil will guide us as he explores dramatic discoveries and the frontiers of research that connect each central, provocative mystery. Episode includes: 1) Space Dangers - Can we protect Mars-bound astronauts from deadly meteroids and the ill effects of radiation and zero gravity? 2) Next-Generation Space Suits - Today s suits are notoriously bulky. MIT s Dava Newman is out to change that with a radical, and sleek, new design. 3) Space Food - How do you keep food fresh on a three-year round-trip to Mars? NASA scientist-chefs are cooking up some ideas. 4) Plasma Rockets - With a small sun for an engine, a new rocket might be able to zip us to Mars and back in under three months. 5) Profile: Vandi Verma - A daredevil engineer born in India now drives the Mars rovers.

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Documentary