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 ...

Researchers have created the world’s smallest boat, measuring just 30 micrometers in length, so small it could sail down a human hair. Using an electron microscope and a high resolution 3D printer a ...

Oct. 30 (UPI) --Researchers in the Netherlands said they used an electron microscope and a high-definition 3D printer to create the world's smallest boat, which measures just 30 micrometers in length.