After showing off his square-wheeled bicycle, maker, The Q is back with another bike with oddly-shaped geometry. This model features triangular wheels with a slight curve. The trick to maintaining contact without huge bumps is a flexible suspension and a pair of conveyor belts that press against the tires as he pedals.
Awesome Ball Bearings
The Hydraulic Press Channel has figured out that you can get metal objects to explode even more dramatically by pre-scoring them. In this clip, they start by crushing a series of progressively larger ball bearings, then try the same with one they put cut marks into. The slow-motion footage is really impressive.