Interesting facts He places a lemon between the positive and negative of the antenna of an AM radio tower and asks to turn on the transmitter: within seconds, the fruit starts to heat up and “sing,” demonstrating how AM radio frequency can generate vibration and sound. Carla Teles 16/04/2026 at 12:27
Construction The Radio Tower That Became a Symbol of Risk After Falling in 1991 During the Replacement of Stays and Ending the 646-Meter Record; Articulated Bases, Spread Anchors, and Even Ceramic Discs Seem to Defy Logic, But Explain How Stays Masts Stand and Why They Collapse Bruno Teles 07/01/2026 at 13:56
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