All iupac articles
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OpinionThe atomic weights of most chemical elements aren’t constant
But those values are constantly refined
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FeatureHow atomic weights change with scientific understanding
Why do the atomic weights on the periodic table keep changing? Kit Chapman meets the team behind the decimal places
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NewsIupac launches guiding principles that it hopes will enable responsible chemistry
Chemistry’s nomenclature body lays out eight precepts which chemists should live by
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NewsIupac project to redefine PFAS comes under fire
Experts on this family of synthetic chemicals worry initiative may be used by parties with ‘vested interests’
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NewsScience unions call on immigration authorities to grant visas to scientists
Chemistry and physics unions among those calling for fairer treatment for scientists
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NewsMolecular machines won a Nobel prize nine years ago, but we still can’t decide what one is
World authority on chemistry nomenclature aims to clean up molecular machine terminology
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OpinionTake two polls to help Iupac define molecular machines
An Iupac committee wants your input to guide its recommendations for key terms in the field
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OpinionLetters: February 2025
A reader argues for greater use of quantum chemistry in Iupac definitions
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NewsGadolinium, lutetium and zirconium all have new atomic weights
Iupac updates of elements’ standard atomic weights follows new evaluations of abundance
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NewsChemistry body to create multi-language chemistry dictionary to avoid confusion
Dictionary will cover terms such as ‘electrolyte’ and ‘non-metal’
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NewsChemistry’s authority on nomenclature Iupac seeks new home
After 27 years in the US the organisation is looking for new headquarters
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NewsChemistry union reveals its latest top 10 emerging technologies
Iupac’s highlighted advances include superwettability, targeted protein degradation therapies and semi-synthetic life
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OpinionAre we giving chemicals bad names?
Does it matter that we use a mixture of old and systematic names for chemicals?
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NewsTen chemistry innovations that Iupac says could change the world
How chemistry can tackle plastic recycling, climate change and Covid-19 among other challenges
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NewsIupac recognised for promoting peaceful uses of chemistry by chemical weapons body
Chemistry body shares Organisation for the Prohibition of Chemical Weapons award with two leading experts for work to rid the world of chemical warfare
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ResearchBrown ring molecule defies the very definition of oxidation state
Classic nitrate test compound isolated for the first time challenges chemistry governing body’s ideas on oxidation state
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NewsIupac names 10 chemistry innovations that will change the world
Nanopesticides, MOFs and 3D bioprinting among potential breakthrough technologies for a sustainable future
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OpinionIYPT is good news for chemistry
Brimming with opportunity, IYPT is putting chemistry and chemists centre stage
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NewsRules for element discovery get superheavy revamp
Chemistry and physics federations also define what counts as a ‘beyond superheavy element’