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.
The great physicist Niels Bohr is reported to have said that “prediction is very difficult, especially about the future”, but that should not stop us trying to guess what 2026 might bring.
