Some types of beer have been around for a long time, but Brett beers are a little different. They're relatively new on the scene, although they have something in common with a much older ancestor.

This story breaks down all the most common types of beer so you'll be better equipped the next time you're looking for a new brew to try. There are well over 100 beer styles around the world.

Beer lovers of all kinds will have something to enjoy at the festival this year, with Holt saying 115 different types of beer available from around 50 different brewers.

A Dartmouth team found traces of a more beer-forward brew in 9,000-year-old beer cups in Qiaotou that contained rice, a grain called Job’s tears and some kind of tuber.