Funny Genius invention lets you snack without getting your hands dirty Popkin

fun Gaston Tissandier's 1883 "Swimming Apparatus" gave humans propeller power Popkin

vintage Graham's 3-Wheeler: a 1929 science-fiction movie car that defied convention Popkin

gadgets The weirdest inventions you didn't know existed Alexmas Burdel

art Skateboard engineer Matt Tomasello is inventing new boards Popkin

invention The Ferris wheel: A look at its history, artistry, and enduring appeal Rusty Blazenhoff

code Turning a pickup truck into a giant dot matrix printer Rusty Blazenhoff

art Stroboscopic animation emerges from whiteboard drawing on spinning pottery wheel Popkin

art Rick Stanley makes wildly inventive clocks Popkin

invention A fully operational bicycle with square wheels Rusty Blazenhoff

art Huge whirlygig crown powered by the wind and its wearer's movements Popkin

creativity Watch: Inventor creating skates from kids' bikes Rusty Blazenhoff

pop culture Giant book on a toy biz giant Bob Knetzger

Weird 1936 device claimed to create dimples in users Popkin

Funny Joseph made a conveyor-belt machine that feeds users a 5 course meal Popkin

Science Stamp licking machine powered by tears produced from cutting an onion Popkin

Funny Ingenious toothbrushing contraption that uses a pendulum clock helmet Popkin

Coffee Bodum coffee grinder handle hack Kevin Reome

halloween Guy makes spooky zip line for distanced trick-or-treating this Halloween Rusty Blazenhoff

video games Inventor brings Mario Kart to real life with HoloLens AR technology Rusty Blazenhoff