experiment Shockwave traffic jams that form for no reason recreated for the first time and it'll change how you think about traffic 3rd Jun 2026 MythBusters test wild theory that a manhole cover could work as a flat-tire replacement and the truth is odder than you'd expect 11th Feb 2026 Man driving wind-powered car forced to prove that he's faster than wind after UCLA physics professor bets $10K he's wrong 5th Sep 2025
