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More on High-Altitude Balloonists

Posted by michael on from the what-goes-up dept.

An anonymous reader writes "The Guardian reports on an attempt at the record for the highest balloon flight. 'A bag of helium the size of the Empire State building to challenge Nasa record.'" We had an article about them a few months ago.

1 of 134 comments (clear)

  1. Boiling Blood by LudditeMind · · Score: 5, Informative

    At about 44,000ft, you need to be wearing a pressure suit, because if not the blood will start to heat and actually boil.

    It's my understanding that the blood wouldn't actually heat, it would boil because of the lack of pressure. Am I wrong?