Detailed text transcripts for TV channel - MSNBC - 20140629:00:50:00
Nearly 19 miles above the earth on its 95-minute voyage. >> at the very end, the balloon is stretched to its absolute maximum capacity. it was about 22 feet in diameter. it's enormous. a little craft below it. >> it got like that big. because the pressure lightens as you get up. there isn't a lot of oxygen. and the air is very thin. >> the pressure of the helium inside the balloon is now much greater than the surrounding air pressure. so it continues to expand until finally the balloon pops and the craft comes plummeting back to earth at more than 100 miles an hour. >> so the parachute deploys...