Technology - Engineering news

3D pen-in-air aims for professional heights

In the 3D marketplace, would a small, lightweight 3D printing pen, enabling doodling in the air with precision, really take off? Here's an indication: a Kickstarter project offering a 3D pen that is small, ...

May 01, 2014 weblog
4.4 / 5 (10) 2

A new twist makes for better steel

In steelmaking, two desirable qualities—strength and ductility—vary indirectly: Stronger steel is less ductile, and more ductile steel is not as strong. Engineers at Brown University, three Chinese universities, ...

Apr 08, 2014
4.6 / 5 (19) 5