Do you like smashing pumpkins? Not the band, but the actual act — or more like launching a pumpkin thousands of feet into the air and watching it smash. If you do, then Punkin Chunkin (Thursday at 9 pm/ET, Science Channel) is the show — and event — for you, especially as you're finishing off that slice of pumpkin pie.
"It is basically a [special] about backyard engineers who create catapults, air cannons and trebuchets to try to launch 8-pound pumpkins ...
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