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4 men drumming.
Posted 1 week ago by Colm in category: impressive   Comments (0)


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How to cut string or rope if you haven't got a knife or a pair of scissors. Great life hack trick to help you in an emergency.
Posted 3 weeks ago by DaveHax in category: geeky   Comments (0)


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A proportional-integral-derivative controller (PID controller) is a control loop feedback mechanism (controller) widely used in industrial control systems.
Posted 1 week ago by JPNch1 in category: geeky   Comments (0)



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A small lab in Brooklyn is working on a gel that can stop bleeding in 20 seconds.
Posted 6 days ago by ARirang in category: science   Comments (0)


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Some filmmakers can do action. Others can do comedy. But for 40 years, the master of combining them has been Jackie Chan. Let’s see how he does it.
Posted 2 weeks ago by WalVis in category: film   Comments (0)