4.28.2007
Stephen Hawking's Zero G Flight
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ZeroG Corp - which operates zero-gravity simulators out of a retrofitted commercial jet, gave astrophysicist Stephen Hawking the time of his life.
In all, the professor received 4 minutes of weightlessness, separated by instances of 1.8 G during ascents up to 28,600 feet.
read more from the BBC.
related: Hawking test