IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. J.J. Thomson's cathode ray tube #2, ...

When German physicist Wilhelm Röntgen discovered X-rays in the late 1800s while experimenting with cathode ray tubes, it was a breakthrough that transformed science and medicine. So much so that the ...

Dim lights in order to make the electron beam more visible. Wire up the heater and accelerator contacts (and also deflector contacts, if desired) on the tube to the power supply (or supplies). If ...

Barium platinocyanide. Sounds menacing. But it is a chemical that changed the world! For the better. The year was 1895 and Wilhelm Roentgen, professor of physics at the University of Wurzburg, was ...

The cathode ray tube is dead. “Rust in peace,” ministered the New York Times in its 2009 catalogue of obsolescence for the aughts. The obvious play on words conjoins an industrial mythos with a ...