From “Mary Poppins” to “Downton Abbey,” afternoon tea is a quintessentially British ritual. It’s a tradition that started with a hangry duchess and expanded to hearty evening spreads for working-class ...

Now to the United Kingdom, where a U.S. scientist's book about tea is making quite a splash - or maybe more of a stir - or has it become a tempest in a teacup? From London, NPR's Lauren Frayer reports ...