In 1967, Hungarian scientist Endre Mester tried to cure skin cancer in mice using a low-powered ruby laser. He failed to stop ...

[Ben Krasnow], builder of amazingly complex and technical devices, is finally starting work on his ruby laser. He’s been collecting parts for this project for the past few years, but only recently has ...

The laser’s early years were full of scientific creativity, public-relations spin and intense rivalry. Pauline Rigby describes how a then little-known scientist became the first person to design and ...