This Five-Bladed Behemoth Is the World's Largest Cargo Ship Propeller

Modern international trade is only possible because of our fleets of seafaring cargo ships. And as these gigantic vessels continue to grow to meet the increasing demands of a rapidly globalizing marketplace, so too do their components. Spanning nearly 34 feet in diameter and weighing a stout 113 tons, this massive… » 3/18/14 1:40pm 3/18/14 1:40pm

Huge Spinning Blade POV Display is Not for Kids

We've seen some cool POV display setups in the past, like this bicycle spoke Obama propaganda message » 11/23/08 10:00am 11/23/08 10:00am, but I don't recall one that could both amaze a person and take their limbs off at the same time. Called the "Display from Hell," that's pretty much what this thing does, all while projecting POV images using 100 blue…