› added 8 years ago

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It’s never happened, and NASA feels confident that it never will. For one thing, astronauts generally don’t float free. Outside the ISS, they’re always attached to the spacecraft with a braided steel tether, which has a tensile strength of 1,100 pounds. If it’s a two-person spacewalk, oftentimes the astronauts are also hooked to each other.

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Wg7B TIL Scientists in the South Pole have a tradition of sitting in a sauna and then running outside naked to the ceremonial pole and back. They can go from a 200° F sauna to -100° F outside. They have to do it fast enough before frostbite on essential reproductory equipment. Not all are successful.
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