Early Experiments with X-Rays (1896)

Photogravures from one of the first series of X-rays ever produced, including, in addition to the skeletal forms of animals and human limbs, carved cameos and an as…more

Chladni Figures (1787)

Wonderful diagrams of nodal lines formed by vibrating plates, found in a late 18th-century work by German physicist and musician Ernst Chladni….more

Rainbows in Art

Depictions spanning more than 800 years – in chronological order – of that most enigmatic of weather phenomena, the rainbow….more