When Inventors Got a Little Too Creative
Throughout the history of communication technology, not every invention was a telephone or a telegraph. For every breakthrough, there were dozens of wonderfully odd contraptions that technically solved a problem — just not in any way a reasonable person would have predicted. Here's a look at some of the strangest communication gadgets ever actually built.
1. The Lover's Telegraph (1880s)
Before affordable telephone access, entrepreneurs sold "lover's telegraphs" — simple string-and-tin-can systems marketed specifically to courting couples who lived in neighboring homes or buildings. The twist? They were sold with pre-written romantic message codes. A single tug meant "I miss you." Three tugs meant "Meet me at the garden gate." Completely low-tech, entirely charming, and genuinely used.
2. The Pneumatic Dispatch Tube Network (1860s–1950s)
Major cities including New York, London, Paris, and Berlin once operated vast underground networks of pneumatic tubes designed to shoot messages — and small parcels — across the city at surprising speed. New York's system, at its peak, connected post offices across Manhattan. The tubes used compressed air to propel cylindrical carriers through underground pipes. Some systems were later repurposed to carry mail; others were adapted to transport small amounts of cash between bank branches.
3. The Bone Phone / Bone Conduction Headset (1990s Novelty Version)
Bone conduction technology — which transmits sound through the bones of the skull directly to the inner ear — is genuinely useful and still used in military and hearing-aid applications today. But in the 1990s, it was marketed in the form of truly bizarre consumer novelty devices, including headsets that clipped to your teeth and jawbone. Wearing one in public was a guaranteed conversation starter, even if the conversation was mostly "what on earth is that?"
4. The Photophone (1880)
Alexander Graham Bell himself considered the Photophone his greatest invention — even above the telephone. It transmitted voice on a beam of light reflected off a vibrating mirror onto a selenium cell receiver up to 213 meters away. It worked. It was also completely useless in fog, rain, or if a bird flew through the beam. Bell reportedly wanted to name his daughter "Photophone." His wife declined.
5. The Nuclear "Red Phone" (That Wasn't Red or a Phone)
The famous Cold War "red phone" hotline between Washington and Moscow — established in 1963 — was neither red nor a phone. It was initially a teletype machine connected via undersea cable and radio, chosen specifically because typed messages reduced the risk of miscommunication through poor audio quality or interpreter errors. A voice hotline wasn't introduced until 1991. The "red phone" myth was almost entirely a product of movies and public imagination.
The Takeaway
Communication technology has always attracted visionaries and eccentrics in equal measure. The devices that didn't quite make it are often more revealing about human ingenuity — and human wishful thinking — than the ones that did.