Leeuwenhoek 'Figures of sand' (detail)

Drawing under the microscope

12 October 2015 by

I’ve been investigating some really interesting illustrations of Antoni van Leeuwenhoek (1632-1723), who was among the first microscopists in the…

Lissajous curves created by a harmonograph

Swinging art

9 July 2015 by

You probably won’t be surprised to read that among my vices is a serious second-hand bookshop habit; another is a…

Hupda girl, drawn by Richard Spruce

Spruce up the Amazon

11 June 2015 by

Over the past few weeks I’ve been adding some rather striking images to the Royal Society’s rich Picture Library. They…