An illustration showing a blackboard with aromatic compounds written on it

The search for the grand unification of aromaticity

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Researchers have been trying to find a full definition of aromaticity for almost two centuries, and yet keep discovering new types. Katrina Krämer asks when chemists will get to the bottom of this elusive concept. 

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What is aromaticity?

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Assessing a concept that has become messy

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Industry tightens emissions reduction targets

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As COP26 approaches, many firms are announcing ambitious climate goals. But are they achievable?

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Pfizer backs protein degrader drugs with Arvinas deal

2021-07-30T14:27:00+01:00

$1bn investment to commercialise breast cancer treatment

An photo showing an industrial site with several tall smoke stacks in front of a bright blue sky. There's white vapour coming out of one of the chimneys.

Fatal chemical leak at a Texas chemicals facility

2021-07-29T13:30:00+01:00

What caused 45 tonnes of a mixture including acetic acid to be released at La Porte, US, killing 2 and hospitalising 30, remains unclear

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Reliability of researcher metric the h-index is in decline

2021-07-29T08:30:00+01:00

Productivity and citation impact tool is no longer an effective measure of scientific reputation, according to new analysis

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Deadly explosion and fire at chemicals park in Germany

2021-07-28T13:51:00+01:00

At least 2 dead and 31 injured when an explosion led to a solvent tank fire in Leverkusen

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China unveils new measures to boost the number of women in science

2021-07-28T13:30:00+01:00

Government announces plans to remove the career barriers women face in research

An image showing a [M2(BzN6-Mes)]n− complex

Metal sandwich stabilises first benzene triplet-state aromatic

2021-07-30T08:30:00+01:00

Benzene diradical dianion is the first monocyclic molecule that’s Baird aromatic in the ground state

A black and white photo showing an older white man dressed in a suit standing in front of a blackboard with his back to the camera. His right arm is raised, he's holding a piece of chalk and is in the process of writing down equations on the board.

Levitating glass bead closes in on quantum mechanic’s fundamental limit

2021-07-29T13:30:00+01:00

Two different methods track position and speed of an ultracold glass sphere with a precision that comes close to the limit set by Heisenberg’s uncertainty principle

An image showing three schematics of a pentacene molecule and red crosses representing oxygen molecules. Underneath are AFM images that show blobby/blurry outlines of these molecules

Observing the life and death of a single excited-state molecule

2021-07-28T13:30:00+01:00

Individual pentacene’s triplet lifetime – and how it is cut short by a nearby oxygen – measured with atomic resolution

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Transient spectroscopy sheds light on elusive photoredox process

2021-07-28T08:30:00+01:00

Study confirms mechanism of sensitisation-initiated electron transfer reaction following extended debate

3D image showing Siladodecahedrane

Chloride ion central to first synthesis of a siladodecahedrane

2021-07-27T13:30:00+01:00

Three-step synthesis creates a platonic solid out of silicon

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A composite of old photos of scientists involved in insulin

One hundred years of insulin

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Mike Sutton looks at the journey the diabetes treatment took from the Toronto miracle to mass-production – via a controversial trip to Stockholm

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The long road to sustainable lithium-ion batteries

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Lithium-ion batteries could save the planet from petrol-driven cars, but do the batteries themselves live up to their sustainable reputation? Katharine Sanderson investigates efforts to make batteries better

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Supermetals versus superbugs

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With pathogenic bacteria rapidly overcoming our arsenal of organic antibiotics, James Mitchell Crow asks if it is time to revisit metal-based antimicrobials

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The rise of ferrofluids

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Magnetic liquids are taking off, Hayley Bennett reports, but not as their inventor once imagined

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