stackyFACTSIn 1931, Germany built a silver railcar equipped with a massive, unshielded airplane propeller at the rear. The 'Rail Zeppelin' set a speed record of 143 mph, but railway bosses quickly realized an exposed, decapitating meat-grinder spinning in crowded stations was a horrific lawsuit waiting to happen.
Keep exploring facts in this topic.
Transport →STACKY FOR IPHONEKeep discovering with Stacky. Interesting facts in an app that is always within reach.
What did engineers discover when they covered a car in dimples like a giant golf ball to test aerodynamics?
Discover more
Dropping straight down like a rock is incredibly boring. By webbing the empty spaces between your arms and legs with durable nylon, you can temporarily turn…
Discover more
Hook: Imagine a brightly colored plastic torpedo that requires intense pedaling to move. Explanation: A velomobile is a human-powered vehicle encased in an…
Discover more
Slapping metal bars on top of your ride to haul extra luggage guarantees a terrifying, high-pitched howl on the road. You are essentially turning your vehicle…
Discover more
Trying to maneuver aggressively in the upper atmosphere is like trying to swim in incredibly thin soup. The lack of air molecules means control surfaces like…
Discover moreWhen you are trying to pedal a bicycle farther in exactly 60 minutes than any human in history, you don't just buy a nice frame off the rack. Pinarello…
Discover more