What Is Happening On Mars?

This week, a professor of mechanical engineering at Columbia University and former NASA astronaut, Mike Massimino, joins Abby in the classroom to help with her lesson plan on the exploration of Mars.  Mike explains the importance Mars plays in NASA’s exploration program, how rovers are utilized on Mars, and what his training experience was to become an astronaut. Keep up with Abby after class on Twitter: @AbbyHornacek  Learn more about your ad choices. Visit podcastchoices.com/adchoices