NASA imaging mission specialist Tony Casey knows a few things about staying calm in high-stress situations. He flies aboard NASA's high-altitude WB-57 aircraft and captures images of spectacular events from 60,000 feet. He has flown alongside space shuttles while they are in launch and gathered unreal images of the latest eclipse for NASA to research. Find out what it's like to fly amid the northern lights above Antarctica, and hear confirmation that there is no "ice wall" because the Earth is definitely round, on this episode of "Rick & Bubba University"!

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