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 ...

Here on Earth, being able to 3D print replacement parts is handy, but rarely necessary. If you’ve got a broken o-ring, printing one out is just saving you a trip to the hardware store. But on the Moon ...

The University of Maine just set three world records in one fell swoop. Using the world’s largest prototype polymer 3D printer, a UMaine team built the world’s largest 3D-printed boat, which also ...

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

Mickey Mouse would probably give one of his trademark gloves (and maybe an ear) for a boat this cute. PRINTcess is most likely the cutest watercraft to have floated on calm waters in years, but its ...