The Guinness widget is a tiny, plastic ball inside beer cans. During canning, pressurized nitrogen is added to the brew, which trickles into a hole in the widget. Once opened, the widget's ...

Guinness lovers, ever wondered what gives your favourite pint that iconic white creamy head? Well, there's a secret inedible ingredient that's responsible for that luscious froth. Sure, cracking open ...

Have you ever noticed the clink-clank of a tiny object rattling around the inside of an empty Guinness bottle or can? That little gadget is called a widget, and you should be thankful for it. It's ...