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Bungee jumping from a bridge must no longer be sufficiently thrilling. Here, stratospheric thrill seeker Felix Baumgartner prepares to jump out of the Red Bull Stratos aircraft from a height of 21 800 meters. In a future jump, Baumgartner will attempt to free-fall from 36 576 meters up and break the speed of sound before deploying his parachute.
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Willie Jones is an associate editor at IEEE Spectrum. In addition to editing and planning daily coverage, he manages several of Spectrum's newsletters and contributes regularly to the monthly Big Picture section that appears in the print edition.