All Chemistry World articles in May 2026
View all stories from this issue.
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NewsUK government sets out plan to tackle PFAS threat
Report accepts that regulation is needed, but warns transition away from PFAS will take time
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NewsCollaborating with a Nobel laureate may actually hinder chances of winning a Nobel prize
Research suggest that those who work alongside laureates may not be seen as original thinkers
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ResearchSelf-synthesising RNA strand offers clues to life’s origins
RNA strand, made of just 45 nucleotides, performs two key reactions required for self-replication
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NewsEPA moves to eliminate basis of greenhouse gas regulations
Legal challenges predicted as US environmental protection agency rescinds long-standing ‘endangerment finding’
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NewsExplainer: What is epibatidine?
The science behind the dart frog toxin that was allegedly used to kill the Russian politician Alexei Navalny
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NewsPFAS waxes found on skis and snowboards lead to three Olympic disqualifications
Athletes excluded for first time for materials doping with ‘forever chemicals’ since the prohibition took effect three years ago
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News‘We’re in the rupture’: AAAS leadership reflects on past year under Trump
Sudip Parikh, head of largest US science organisation, describes how the nation’s research community has gone from ‘turmoil’ upon Trump’s re-election to ‘rupture’ today
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ResearchRising carbon dioxide levels leave conifer forests struggling to get enough nitrogen
Discovery implies boreal forests will grow slower and sequester less carbon
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NewsWhat are some of the largest crystals in the world?
From copper sulfate to quartz we look at six of the biggest crystals out there
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NewsHow will repealing the ‘endangerment finding’ hit US action on climate?
Without 2009 ruling emissions regulations on everything from cars and power stations to blast furnaces could collapse
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ResearchUnruly [1,2]-Wittig reaction tamed to produce products with precise stereochemistry
Stubborn rule-breaker becomes a model reaction by sidestepping radical reaction mechanism altogether
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ResearchSeries of stable nitrogen radical chains synthesised
These compounds may find uses as nitrene precursors
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NewsThe need for science diplomacy in a fragmenting world
After receiving a US science diplomacy prize, Chemistry World talks to Martyn Poliakoff and Richard Catlow about global scientific challenges, their love of technicians and being astounded by children’s questions
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NewsRoyal Society asks for help as it unveils interactive UK map charting memorialisation of women in science
Locations, landmarks and monuments dotted throughout the UK highlight the contributions of women
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NewsWhy I’m leading an expedition in search of ‘dark oxygen’
Chemistry World spoke to Andrew Sweetman, the biogeochemist leading the upcoming excursion to the Clarion Clipperton Zone in the Pacific
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NewsNational scientific organisations consistently underrepresent women within their membership
Change is happening slowly but institutional processes continue to stymie the progression of women
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NewsRecord-breaking chemistry experiments: from giant crystals to lemon batteries
School science staples that have set Guinness World Records
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ResearchBenzylated backbone behind bulkiest N-heterocyclic carbene yet
System overtakes earlier record holders and shows how it can stabilise gallium and lithium in rare quasi-monocoordinated complexes
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NewsChinese Academy of Sciences proposes capping pay-to-publish fees for high-profile journals
Journals charging article processing charges for open access in excess of $5000 are likely to be hit
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NewsOcean carbon storage boosted by alkalinity enhancement, finds open-water trial
Pilot project in Gulf of Maine assessing ocean geoengineering approach, finds it boosts carbon dioxide uptake