A Texas International Airlines DC-9-15 sits at the gate at DFW in this photo from October of 1980. The airline was merged into Continental Airlines in 1982.
Imagine that you're the captain of an airliner, cruising at 40,000 feet, when you experience an explosive decompression. What do you do next to get back on the ground?
While NASA's baseline 2015 budget request shows no funding for the long-running Mars mission past 2015, NASA says Opportunity could continue if extra funds become available.