With wavelengths ranging from 10 nanometers down to 1 picometer, they overlap with the short end of the ultraviolet portion of the electromagnetic spectrum.
The earliest photographic evidence of their existence currently dates to 1890 rather than 1895 as sometimes believed. With wavelengths ranging from 10 nanometers down to 1 picometer, they overlap with the short end of the ultraviolet portion of the electromagnetic spectrum. For 10 points—name this form of radiation discovered by Roentgen (RENT-gin).
The earliest photographic evidence of their existence currently dates to 1890 rather than 1895 as sometimes believed.
{x-ray}s [accept equivalents]