Explore the multifaceted concept of the prism, illustrating how it reflects the interplay between perception, light, and meaning in science, literature, and culture. Discover its significance in ...

A fire at sea is among a sailor’s worst fears. In the era of wooden shops, where candles and oil lamps were the only sources of illumination, the chance of such a catastrophe was an ever-present ...

A 4½-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, but ...

Optical prism is a solid, transparent optic with flat surfaces which refract light. Light enters through one surface, and may be rotated, deviated, or dispersed before leaving through another surface.