As boring as propeller designs may seem to the average person, occasionally there’s a bit of a dust-up in the media about a ‘new’ design that promises at least a few percent improvement in performance ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. Earlier this month, a Navy ship called the USS Essex received an ...

Watch as a classic 3D-printing test model becomes a full-size, rideable boat. This oversized Benchy pushes printer limits, engineering creativity, and buoyancy to the extreme. #3dprinting #benchy ...