NASA Astronaut Plays 'Liquid Ping Pong' In Space

  • 8 years ago
In a brief clip from NASA, astronaut Scott Kelly is seen playing 'liquid ping pong.'

NASA just released a video of astronaut Scott Kelly having a bit of fun onboard the International Space Station. 
In the clip, Kelly takes hold of two hydrophobic paddles etched with a polycarbonate laser and spray-coated with Teflon to make them highly water-resistant. 
He then pours a large drop of water--about 100 times bigger than a raindrop--out into the microgravity and sends it pinging vertically back-and-forth. 
The liquid ping pong presentation marked Kelly's 300th consecutive day in space. 

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