Sherlock Holmes and Dr Watson
go on a camping trip. After a good dinner and a bottle of
wine, they retire for the night, and go to sleep.
- “Watson, look up at the sky
and tell me what you see.”
NASA first started sending up astronauts, they quickly
discovered that ballpoint pens would not work in zero
gravity. To combat the problem, NASA scientists spent a
decade and $12 billion to develop a pen that writes in zero
gravity, upside down, underwater, on almost any surface
including glass and at temperatures ranging from below
freezing to 300 C.
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