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  2. Whistle-stop train tour - Wikipedia

    en.wikipedia.org/wiki/Whistle-stop_train_tour

    The definition of the term derives from the practice of a small, occasionally used railway station signaling a train so the engineer will know to stop. Trains inbound to a " whistle stop " station would signal their approach with a blast of the train's steam whistle which would alert the train depot attendant to their arrival.

  3. Train whistle - Wikipedia

    en.wikipedia.org/wiki/Train_whistle

    A train whistle or air whistle (originally referred to as a train trumpet or air trumpet) is an audible signaling device on a steam or gas locomotive, used to warn that the train is approaching, and to communicate with rail workers. Modern diesel and electric locomotives primarily use a powerful air horn instead of a whistle as an audible ...

  4. Steam whistle - Wikipedia

    en.wikipedia.org/wiki/Steam_whistle

    This whistle is the reason for the typical "long high - short low - short high" signal sound of steam locomotives in Germany. [18] Chime whistle – two or more resonant bells or chambers that sound simultaneously. In America, railway steam whistles were typically compact chime whistles with more than one whistle contained within, creating a chord.

  5. Boatswain's call - Wikipedia

    en.wikipedia.org/wiki/Boatswain's_call

    A boatswain's call, pipe, or bosun's whistle is a pipe or a non-diaphragm type whistle used on naval ships by a boatswain. The pipe consists of a narrow tube (the gun) which directs air over a metal sphere (the buoy) with a hole in the top. The player opens and closes the hand over the hole to change the pitch.

  6. Air horn - Wikipedia

    en.wikipedia.org/wiki/Air_horn

    Steam whistle from a supertanker, in Merseyside Maritime Museum, United Kingdom. An air horn is a pneumatic device designed to create an extremely loud noise for signaling purposes. It usually consists of a source which produces compressed air, which passes into a horn through a reed or diaphragm. The stream of air causes the reed or diaphragm ...

  7. He’s the first Black American to compose a full opera. It’s ...

    www.aol.com/first-black-american-compose-full...

    The earliest known, full-length opera composed by a Black American, “Morgiane,” will premiere this week in Washington, DC, Maryland and New York more than century after it was completed.

  8. Sun’s most powerful blast of energy rays just detected - but ...

    www.aol.com/sun-most-powerful-blast-energy...

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  9. Josh Hutcherson Reacts to the 'Whistle' Edit and Jennifer ...

    www.aol.com/entertainment/josh-hutcherson-reacts...

    Yes, Josh Hutcherson has seen the "Whistle" edit.The actor sat down with ET's Ash Crossan this week to talk about his role in the upcoming Jason Statham action flick, The Beekeeper, but first had ...