Making X-ray photos at home

Popular Science: Everyone knows light exposes film, but other forms of radiation do as well—a fact you can use to take pictures in some pretty unusual ways. It’s also how radioactivity was first discovered. In 1896, French physicist Henri Becquerel... More... Archived source: https://web.archive.org/web/20100114025537/http://www.spacetimeandtheuniverse.com:80/general-physics/3221-making-x-ray-photos-home.html