资讯

Color gradient filament is fun stuff to play with. It lets you make 3D prints that slowly fade from one color to another along the Z-axis. [David Gozzard] wanted to do some printing with this effec… ...
By many measures, the reset is working. Amazon's stock is up more than 30% over the past year, outperforming the tech-heavy ...
Mark Bellis and colleagues argue health professionals must do more to counterbalance the arms industry’s influence on ...