Wallpaper*: Why did you feel this was the right time for Airbnb to launch a service app? Brian Chesky: I’ve always thought Airbnb could become more than just a place to stay, but we had to be ready.

An explosion at a chemical plant in Alcalá de Guadaíra prompts evacuations and warnings for residents to stay indoors, seal windows, and use face masks. The incident leads to concerns about air ...