Show Summary: A science documentary series. "NOVA scienceNOW" is a magazine-style offshoot of the popular NOVA series. NOVA scienceNOW covers the latest news in the most controversial and headline-making fields of science such as the origins of life, artificial life, hurricane tracking, hydrogen fuel cells and more.
Can humans survive a trip to Mars and back that could take two to three years? This episode of NOVA scienceNOW examines all of the perils of this journey.