Torqeedo, a major innovator of all-electric boat motors, is working on a new version of its iconic bright-orange propeller, crafted from 100% recycled plastic. Not only will its future electric marine ...

Metrology and 3D-printing distributor Burton Precision helped University of Michigan researchers solve three major CAD problems, so they could make a plastic propeller for a human-powered submarine.

Shareables Here’s what can happen when a drone propeller hits a slab of meat April 16, 2016 - 11:41 pm Now, it shouldn’t come as a surprise that a quickly spinning blade can cause some serious damage ...