Stuck on Mars? Here's how to science your way out of any problem

The Martian isn&rsquo;t just one of my favorite films - it&rsquo;s a masterclass in problem-solving disguised as entertainment. When Mark Watney gets stranded on Mars after his crew assumes he&rsquo;s dead, he faces the ultimate impossible situation. No rescue coming, limited supplies, and a hostile planet that wants him dead. Yet instead of giving up, Watney does something remarkable: he sciences…