Semaphor

Danish company Semaphor is hosting its own open source take on Oktoberfest on Friday 23 October from 4pm, promising cold draft beer, German schlager music and salted pretzels in true Wiesn style. The invitation notes everyone is welcome, with or without lederhosen.

Primordial Space has released a video tracing the history of the first transatlantic telegraph cable, laid 168 years ago to connect North America and Europe. The account walks viewers through the technological precursors, from Jean-Antoine Nollet's 1746 electric shock experiment and Claude Chappe's semaphore towers to Volta's battery, showing how early electrical discoveries eventually made instant intercontinental communication possible.