Nature, Published online: 30 October 2024; doi:10.1038/d41586-024-03425-yTorrents of data from cell atlases, brain organoids and other methods are finally delivering answers to an age-old question.

Nature, Published online: 30 October 2024; doi:10.1038/d41586-024-03507-xNostalgia’s not what it used to be.

Nature, Published online: 29 October 2024; doi:10.1038/d41586-024-03559-zTherapy using digital avatars could help people with psychosis hear fewer voices. Plus, we explore the growing field of RNA editing.

Nature, Published online: 30 October 2024; doi:10.1038/d41586-024-03059-0Influencing policymakers might not feel like part of a researcher’s role. But it should be, argue Martha Newson and Sadie Watson.

Nature, Published online: 30 October 2024; doi:10.1038/d41586-024-03476-1Researchers share their inspiration and tips for working with unusual plants and animals.

Nature, Published online: 30 October 2024; doi:10.1038/d41586-024-03472-5In the wake of unprecedented floods that displaced half a million people in southern Brazil, researchers are investigating how to prevent long-term mental trauma and provide lessons for other regions dealing with disasters.