KidsSònia Fernández-Vidal: "Many anti-vaxxers were teenagers, and now the time has come for the flat-earthers"Sergi Llanas16-09-2026
![The writer and scientific popularizer Sònia Fernández-Vidal](data:image/svg+xml,%3Csvg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 16 9"%3E%3C/svg%3E)