Interesting Engineering on MSN

Standard 3D printers enable super-resolution microscopy with custom optics under $1

Researchers have demonstrated that consumer-grade 3D printers and inexpensive materials can produce advanced optical ...
Outdoor Life

First Look: Leupold VX-5HD Gen2 Rifle Scopes

Most insiders saw this coming. When Leupold introduced its tool-less replaceable custom elevation turret on its flagship VX-6HD line of rifle scopes back in January, many of us figured it was just a ...