Arduino enthusiasts that are looking for a new creative project to build, might take inspiration from a new electromechanical drawing machine that has been built, which is powered by music and has ...

Researchers have developed an automatic drawing machine that uses pens and pencils to draw metamaterials -- artificially engineered composite materials that derive their properties from patterned ...

ALL teachers of electrical engineering are aware of the need for a text-book on the drawing and construction of electrical apparatus. This attempt, however, to supply the need is disappointing.

(2) Machine Construction and Drawing. Book ii. By A. E. Ingham. Pp. xii + 180. (London: G. Routledge and Sons, Ltd., 1914.) Price 3s. net.