Royal Institution Christmas Lectures

How it All Began (1972x1)

Fecha de emisión: Dic 31, 1972

Nowadays, we all take for granted our transistor radios, hi-fi, and colour television sets. Yet to people 50 years ago all these things would have appeared absolutely fantastic. With the use of many fascinating experiments GEOFFREY GOURIET takes us back even farther-to those first exciting responses of magnetism and electricity which meant the birth of radio as we know it today.