(Rachel Feltman and Nicki DeMarco/The Washington Post)
Entertainment
The science of 'The Martian,' fact-checked
"The Martian" is about an astronaut who gets stranded on Mars and has to figure out how to survive before NASA can rescue him. How realistic is the movie's depiction of what life would be like on Mars? The Post's Rachel Feltman fact-checks the movie trailer.
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The science of 'The Martian,' fact-checked
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