Season 36, Episode 8 Is There Life on Mars?
First Aired: December 30, 2008
An in-depth look at NASA's Mars missions observes earthbound scientists directing the rovers, details the discovery of subsurface ice and examines whether the evidence suggests past or present life on the Red Planet. Included: what may have caused Mars to become such an inhospitable planet, and why its northern and southern hemispheres are so different; interviews with Harvard paleontologist Andrew Knoll and NASA planetary scientist Christopher McKay.
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- Premiered: March 3, 1974
- Rating: None
- Premise: PBS's premier science-documentary series, which has won six Peabody Awards and more than 20 Emmys (four in 2002 alone) since its 1974 debut. `Nova' clearly, and often engagingly, `demystifies' a vast range of science, technology and history topics---past a… (more)