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In 1931 while studying radioactive waves, Swiss physicist Auguste Piccard and his assistant Paul Kipfer flew their custom hot air balloon closer to outer space than anyone before them… only to become trapped 50,000 feet above Earth.
Learn more about your ad choices. Visit podcastchoices.com/adchoices
In 1931 while studying radioactive waves, Swiss physicist Auguste Piccard and his assistant Paul Kipfer flew their custom hot air balloon closer to outer space than anyone before them… only to become trapped 50,000 feet above Earth.
Learn more about your ad choices. Visit podcastchoices.com/adchoices