The incandescent light bulb was one of the first early applications of electricity, and it’s hard to underestimate its importance. But before the electric light, people didn’t live in darkness — they ...

Although our eyes usually can't see them, visible light contains all the colors of the rainbow. This kind of light is called 'white light,' and it's the light we get from the sun, a lamp or a ...

After they used the lyrics to Edgar Allan Poe’s “The Raven” to write and record the psychedelic rock song in 1969, the Glass Prism could have used Poe’s detective Auguste Dupin to solve “the Mystery ...

A 4 ½-inch-high heavy glass pyramid was in a recent house sale. It was inexpensive, but no one knew what it was used for. It was almost too heavy to lift, so it wouldn’t be a practical paperweight, ...

This story has been updated to note that Millcreek Township continues to accept glass for recycling from residents. A new company will be collecting glass at local drop-off points. Prism Glass ...