![Tesla Science Center at Wardenclyffe on Twitter: "Today is World Radio Day! How many of you know what FM and AM actually stand for? Hint: think of waves. We'd love to hear Tesla Science Center at Wardenclyffe on Twitter: "Today is World Radio Day! How many of you know what FM and AM actually stand for? Hint: think of waves. We'd love to hear](https://pbs.twimg.com/media/Ef5MMh3XkAEEzOd.jpg)
Tesla Science Center at Wardenclyffe on Twitter: "Today is World Radio Day! How many of you know what FM and AM actually stand for? Hint: think of waves. We'd love to hear
![Source: Forbes; Patent diagram showing the interior of Tesla's first radio-controlled boat, 1898. The boat received signals vi… | Nikola tesla, Tesla, Tesla patents Source: Forbes; Patent diagram showing the interior of Tesla's first radio-controlled boat, 1898. The boat received signals vi… | Nikola tesla, Tesla, Tesla patents](https://i.pinimg.com/736x/c6/b5/61/c6b561c984bec26ceca5a6e8d85bc48f.jpg)
Source: Forbes; Patent diagram showing the interior of Tesla's first radio-controlled boat, 1898. The boat received signals vi… | Nikola tesla, Tesla, Tesla patents
![File:US patent 1119732 Nikola Tesla 1907 Apparatus for transmitting electrical energy.png - Wikimedia Commons File:US patent 1119732 Nikola Tesla 1907 Apparatus for transmitting electrical energy.png - Wikimedia Commons](https://upload.wikimedia.org/wikipedia/commons/4/41/US_patent_1119732_Nikola_Tesla_1907_Apparatus_for_transmitting_electrical_energy.png)