Signals without a wire
Marconi experimented with wireless signals in 1895. Explore the step from laboratory work to communication over distance; wireless telegraphy and spoken broadcasting are different stages of this story.
Read the story →Radio waves are a natural phenomenon. Maxwell’s electromagnetic theory, published in 1865, and Hertz’s experiments in the 1880s are different steps: prediction and experimental demonstration. Practical wireless communication came later.
Listen today →Marconi experimented with wireless signals in 1895. Explore the step from laboratory work to communication over distance; wireless telegraphy and spoken broadcasting are different stages of this story.
Read the story →This Science Museum Group record describes a crystal receiver made in Manchester around 1920–1925. A small object opens a question: how much skill did early listening require?
Read the story →The Science Museum dates the first BBC broadcast from 2LO to 14 November 1922. A transmitter helps us connect technical equipment with the growth of regular programmes.
Read the story →World Radio Now helps you listen to live stations around the world. Explore a historical voice, then discover music, news and culture on today’s airwaves.