All Culture and people articles
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FeatureFrom flying ointments to healing herbs: the forgotten chemistry behind historical witchcraft practices
The unusual concoctions of village witches have historically been dismissed as nonsense hocus pocus – but is this the whole story? Victoria Atkinson investigates the chemistry behind the myth and whether there was more to witchcraft than ritual and superstition
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PuzzleCryptic chemistry crossword #102
While completing this puzzle, perhaps you would enjoy some ’cheese made to order (4)’?
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PuzzleChemistry wordoku #110
Solve this sudoku-style puzzle and unscramble the 18th century chemist
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CareersComic book chemistry
The scientists using visual storytelling to communicate their work – and how you can do it too
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OpinionAsk probing questions to work effectively in diverse teams
Sometimes, what you really want may not be what you say you want
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NewsProposal to limit US student visa durations draws criticism
Academic groups warn that the proposed rule will deter talented researchers, harm the economy and add bureaucracy
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PuzzleSeptember 2025 puzzles
Download the puzzles from the September 2025 print issue of Chemistry World
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PuzzleCryptic chemistry crossword #101
Ruminate about extremely tense stage (7) while you complete this cryptic chemistry crossword
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OpinionWhat I learned from going back to university in my 30s
Advice for the young student (at heart)
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OpinionThe conceptual challenge of consumer safety
Understanding causation can motivate product improvements
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PuzzleCryptic chemistry crossword #100
Order shiny peas? Very difficult! (9) – are you up to the challenge of this cryptic crossword?
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FeatureHow stable isotope analysis reveals what ancient humans and Neanderthals ate
Analytical chemistry can tell us what our ancestors ate thousands – or even millions – of years ago. Rachel Brazil gets her teeth into the evidence
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PuzzleChemistry wordoku #107
Search for the scientist who specialises in synthesis in this sudoku-style puzzle
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PuzzleCryptic chemistry crossword #099
A little gammon may be damaging (4), but this cryptic chemistry crossword can’t hurt you
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PuzzleCryptic chemistry crossword #098
Lay aside leathery liquid (5) and spend some time on this cryptic crossword
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