The Ringmaker is a CNC machine created by Bulunmaz, It can create patterns on rings, bangles, and a range of other round objects. It has multiple spindles, with a maximum speed of 70,000 rpm.

The first ever computer manual which was written by a Victorian woman 175 years ago has been sold at auction for nearly £100,000 - nearly 20 times its expected price. The edition, 'Sketch of the ...