History and archaeology – Page 24
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OpinionFlashback: 1976 – Meldola medal for Jeremy Morris
Jeremy Sanders received the Meldola Medal for his work in organic chemistry
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PodcastPicric acid
A yellow dress, of the type worn by Jane Austen, sets Michael Freemantle exploring the chemistry of picric acid
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OpinionLaplace’s calorimeter
Even a scientific giant reached the limits of his ability when it came to managing people in the wake of the French Revolution
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OpinionFlashback: 1991 – Helen Sharman honoured
The UK’s first cosmonaut Helen Sharman was honoured at a House of Commons reception
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PodcastAmmonium carbonate
Ever taken a whiff of smelling salts? For many years, the compound that contributed the pungent pong was ammonium carbonate
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FeatureSulfate aerosols and the summer that wasn’t
After the Mount Tambora megavolcano erupted in 1815, the years that followed had weather that changed the world, as Mike Sutton explains
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PodcastMethyl isocyanate
The 1984 accident at Bhopal, India, was the worst in the history of industrial chemistry. It involved a leak of methyl isocyanate
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ResearchTutankhamun’s burial dagger is ‘extra-terrestrial’ in origin
Analysis of the iron in the 3000-year-old mummy’s dagger suggests it originally came from a meteorite
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News1922 chemistry Nobel medal up for auction
Prize awarded for the discovery of non-radioactive isotopes expected to sell for £200,000
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ResearchLead isotopes track Roman Empire’s water supplies
Analysis reveals damage to the water network after the eruption of Vesuvius and its subsequent repair
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PodcastTetraethyl lead
For decades, automobile fuel had a dangerous additive: Tetraethyl lead. Matt Gunther explains why a toxic compound was added to our fuel
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OpinionTimms’ reactor
Andrea Sella condenses the story of a breakthrough in organometallic chemistry
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PodcastHaloperidol
It failed as a painkiller, but Haldol rapidly became an essential medicine for schizophrenia. Raychelle Burks explains more
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