EnvironmentInside the mouth-watering race to master lab-grown chocolate We’ve now figured out how to culture chocolate in the lab. The breakthrough could help with spiralling cocoa costs, and may even lead to tastier treats with more nutritional value Features
CommentThe best new science fiction books of April 2025 From robot rights to ageing and climate change, this month’s science fiction squares up to the big topics, with new titles from authors including Nick Harkaway and Eve Smith Culture