Afternoon Delight is a daily diversion for when you’re just back from lunch, but not quite ready to get down to work. Check back weekdays at 1 p.m. for another one.

It’s only Monday, but it’s not too early to start thinking about the weekend. Here, Charlie Bamforth, the head of Malting and Brewing Science at UC Davis (great job, btw) explains the science that goes into making beer.