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Includes content from Vanishing Ireland, Easter Dawn, Dublin Docklands, The Irish Pub, Maxol and many more, as well as Waterways Ireland, the Past Tracks project and hundreds of historical articles on Irish families, houses, companies and events.

An 1847 Scientific Revolution – Helmholtz & the First Law of Thermodynamics

In 1847, 26-year-old Hermann von Helmholtz presented his groundbreaking energy conservation principle to the Berlin Physical Society, formulating the first law of thermodynamics and demolishing vitalism through muscle metabolism experiments.