The water organ or hydraulic organ (Greek: ὕδραυλις) (early types are sometimes called hydraulos, hydraulus or hydraula) is a type of pipe organ blown...

Yeosu New North Port Wave Organ Water organ Hydraulophone Sta-mac, I: Acoustical and Musical Solution to Wave-driven Sea Organ in Zadar, Proceedings of...

The air is supplied by bellows, an electric motor or water. Since the 16th century, pipe organs have used various materials for pipes, which can vary...

The pipe organ is a musical instrument that produces sound by driving pressurised air (called wind) through the organ pipes selected from a keyboard. Because...

An organ system is a biological system consisting of a group of organs that work together to perform one or more functions. Each organ has a specialized...

pipe organs in the world, with links to corresponding articles about them. It is generally agreed upon that the world's oldest playable pipe organ is located...

organism, an organ is a collection of tissues joined in a structural unit to serve a common function. In the hierarchy of life, an organ lies between...

BCE) was said to possess a large water clock with an unspecified alarm signal similar to the sound of a water organ; he used it at night, possibly for...

The organ of Corti, or spiral organ, is the receptor organ for hearing and is located in the mammalian cochlea. This highly varied strip of epithelial...

assisting in the ceremony. In the bottom right of this scene is the water organ of Ctesibius and on the left another instrument. The emperor and his...