December 18, 2017 by
The team did away with the traditional nozzle design, which uses a "pinch-wheel" mechanism to feed through the plastic, replacing it with a screw mechanism that turns within the printhead.
August 23, 2017 by
Joan Lowy, THE ASSOCIATED PRESS
New study finds automated safety systems cut the fatal crash rate by 86% but drivers need to understand the capabilities and limitations of this technology.