Today in history

December 12: historical facts and curiosities

What happened on this date in history? Explore landmark events, discoveries, and curiosities from December 12.

Marconi's First Transatlantic Radio Signal

On December 12, 1901, Guglielmo Marconi successfully sent the first transatlantic radio signal. The transmission traveled over 3,500 kilometers from Poldhu, Cornwall, UK, to St. John's, Newfoundland, Canada. This feat proved that radio waves could curve around the Earth's curvature, marking a pivotal moment in telecommunications and paving the way for global wireless communication and radio broadcasting.

Source: gemini

Curiosity for 2026-12-12

Today is a great day to plan ahead and organize your upcoming commitments.

Source: gemini

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