Spring has sprung — and in many parts of the world, you can smell it. The air might smell sweeter, with notes of budding florals and pollen. But there are complex parts of the scent, too, more ...

Kendra Pierre-Louis: For Scientific American’s Science Quickly, I’m Kendra Pierre-Louis, in for Rachel Feltman. In late 2024 Nicola Coughlan, the actor famous for her work on Derry Girls and ...