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.
Science is beginning to uncover the multiple processes driving persistent pain. But connecting people with treatments that will help them remains a challenge.
The UN’s first water conference in decades put the spotlight on a vital and troubled resource. But to widen access and resolve disputes, one thing is needed above all: data.
Conservation biologist Andrea Terán-Valdez aims to protect endangered frogs in Ecuador by breeding populations, cataloguing new species and fighting industrial development.