Man builds supersonic trebuchet in his backyard

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H K

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Aug 14, 2026, 5:07:40 PM (5 days ago) Aug 14
to SFABC (nj) Science & Science Fiction Group
Man builds supersonic trebuchet in his backyard

https://apple.news/AL-pjM6Q-SUKzTuX-2RHlQw


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