All History articles – Page 44
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Podcast
Gadolinium
Simon Cotton introduces an element that may prove useful in the fridges of the future
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Opinion
Liebig's Kaliapparat
Justus von Liebig (1803–1873) was a German chemist, co-discoverer of isomerism, father of agricultural chemistry and revolutionised chemical analysis
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Opinion
Thiele tube
Johannes Thiele - the Prussian inventor of a temperature-stable convection heating tube for melting point analysis
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Opinion
Mary's bath
Approximately 2nd century AD. One of the earliest alchemists, inventor of the 'bain marie', the kerotakis apparatus and the tribikos still