Radiant History

X-Rays Discovered By Accident in 1895

Wilhelm Roentgen, Professor of Physics in Wurzburg, Bavaria, discovered X-rays in 1895—accidentally—while testing whether cathode rays could pass through glass. His cathode tube was covered in heavy black paper, so he was surprised when an

The Argand Oil Lamp

January 1780 The Argand lamp is a type of oil lamp invented in 1780 by Aime Argand and was extremely unique at the time. His wick consisted of a flat ribbon, shaped like a cylinder, sitting in a reservoir

The First Halogen Lamp

The first lamp to use halogen gas (chlorine) was patented in 1882, but the first commercial halogen lamp that used iodine as a halogen gas wasn’t patented until 1959 by General Electric. It was developed

Lite-Brite

The Lite-Brite toy is one of the all-time most popular toys and was inducted into the National Toy Hall of Fame in 2022. It was originally marketed in 1967. It consists of a light box

Train Headlights

Back in the 1890’s locomotives began adopting electric headlights but they were met with a great deal of debate about whether or not the light was actually a distraction to the engineer and obstructed the

Lighthouses

The first lighthouse to use electric light was the Statue of Liberty in New York City, which was illuminated by electric lamps on December 31, 1879. However, the first lighthouse specifically designed to use electric
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