conveyor belts This comical contraption fed its creator a 5-course dinner without a hitch — but not even close for his friends (video) Carla Sinclair
music Parkland kids' Rube Goldberg machine illustrates the aftermath of school shootings Cory Doctorow
rube goldberg Watch this 'impossible' stunt as 6 bouncing balls go down maze and end up in same cup Carla Sinclair
books HOW TO: XKCD's Randall Munroe finds the humor in taking silly questions very, very seriously Cory Doctorow