Before cities, before writing, and before anyone thought, “Hey, maybe don’t drink that questionable water,” humanity had already discovered something much more important: how to turn soggy grains into alcohol.

And like most great discoveries in history, it probably happened by accident… and then immediately became a tradition.

Imagine wandering for days through medieval Europe, exhausted and dusty. Then you reach a monastery and they hand you a tall glass of beer like it’s the most normal thing in the world. Honestly, five stars, would travel again.

But beer didn’t start with monks: it goes way, way further back. Like 13,000 years back. Long before breweries and hipster labels, humans across the world were independently inventing beer using whatever grains they had lying around. Rice in China, maize in South America… basically, if it could ferment, someone tried it.

And early brewing methods? Let’s just say they weren’t exactly FDA-approved. Some people literally chewed grains to get the process started, while wild yeast just floated in from the air like, “Don’t mind me, I’ll turn this into alcohol.” Science was not invited to the party yet.

Surprisingly, this prehistoric beer wasn’t just for fun. It was often safer than drinking water, packed with nutrients, and in places like Ancient Egypt, it was basically part of the daily menu.

Eventually, medieval monks turned beer-making into a full-on operation, perfecting recipes and serving it to travelers. Then someone had the brilliant idea to add hops, giving beer that bitter kick we know today and helping it last longer. A true game changer.

Things really leveled up when Louis Pasteur came along and finally figured out what yeast was doing this whole time. Turns out, the tiny invisible freeloaders were the real MVPs of beer all along.

Now we’ve got hundreds of beer styles, from crisp lagers to heavy stouts, plus modern experiments like non-alcoholic brews and wild fermented varieties that still channel ancient techniques.

All of which means one thing: humans have been collectively saying “what if we drank this?” for over 13,000 years, and honestly, it’s one of our better ideas! Watch the video from TED-Ed below!