Including: Sylvia Pankhurt's account of her time in Holloway prison, mining dispute, Gorter's open letter to comrade Lenin ...

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to transmit information over long distances creating radio communication and revolutionizing wireless telegraphy—shaping the modern world until today. Scientists from the Department of Physics ...

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When copper wire is wrapped around an iron rod and connected to a battery, it becomes an electromagnet. A science teaching material movie that explains the principle and structure of electric ...

He was the manager of a rival wireless company and had been involved in a number of disputes with Marconi over the patents that covered wireless telegraphy systems. He decided that the most ...