World Maker Faire (the Burning Man of sciency-fairs) comes to Queen’s New York Hall of Science this weekend so you can pay witness to The Most Useless Machine, gawk at some mutant bikes and fly the Brooklyn Auerodrome.

See also: The Swimming Cities of the Ocean of Blood with “a six-foot fish-head chariot for the Charlton Heston-style chariot races” and Cyclecide’s bike rodeo featuring the Axe Grinder, “a 23-foot tower with a bike that plays a windmill of electric guitars” when ridden. Sep 25 & Sep 26