Thank you for visiting nature.com. You are using a browser version with limited support for CSS. To obtain
the best experience, we recommend you use a more up to date browser (or turn off compatibility mode in
Internet Explorer). In the meantime, to ensure continued support, we are displaying the site without styles
and JavaScript.
Governments worldwide are committing more funding for scientific research in the face of the ongoing pandemic and climate crises. However, the funding process must be restructured to remove the barriers arising from conscious and unconscious biases experienced by minoritized groups, including women, and particularly women of colour.
In 1931, Erich Hückel published a landmark paper — the seed of the now famous 4n + 2 rule for aromaticity in annulenes that bears his name. Electron counting has since been extended to other classes of compounds, resulting in a multitude of rules aiming to capture the concept of aromaticity and its impact in chemistry.
Chemistry plays a key role in tackling today’s challenges and ensuring a sustainable future. Since 2019, IUPAC has been identifying technologies with the potential to advance our society and improve our quality of life.
