- When NASA first started sending up astronauts, they quickly discovered that ball-point pens would not work in zero gravity.
To combat this problem, NASA scientists spent a decade and $12billion developing a pen that writes in zero gravity, upside down, on almost any surface including glass and at temperatures ranging from below freezing to 300C.
The russians used a pencil.
Enjoy paying your taxes, they're due again. :l
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