On October 21, 2014, Alan Eustace donned a custom-built, 500-pound spacesuit, attached himself to a weather balloon, and rose above 135,000 feet, from which point he dove to Earth, breaking both the sound barrier and previous records for high-altitude jumps. Hear his story of how -- and why.
http://www.ted.com/talks/alan_eustace_i_leapt_from_the_stratosphere_here_s_how_i_did_it?utm_source=newsletter_weekly_2015-09-05&utm_campaign=newsletter_weekly&utm_medium=email&utm_content=talk_of_the_week_image
14 mins 29 secs