Bézier curves are parametric curves defined by polynomial equations. To work with Béziers in OpenSCAD we need to load BOSL2/std.scad, which includes the extension beziers.scad. Bézier curves vary by ...

Under Trump, the N.I.H. is encouraging alternatives that use human cells rather than dogs, cats and monkeys. By Deborah Blum It’s easy to understand why the Trump administration’s funding cuts to ...