Broadcast Outage: We're investigating a broadcast transmission failure affecting the San Luis Valley from Antonito in the south to Salida in the north. We're working to resolve this issue. You can stream our live broadcast HERE or via the RMPBS+ App.

Stream live and on-demand content now on our new app:
RMPBS+

Help tell more stories in 2026 - make a year-end gift!

Give Now
Origin of Everything show's poster
History
Origin of Everything

Where Does the #Hashtag Symbol Come From?

Every aspect of our daily reality, whether its the words we use, the pop culture we love, the technology that get us through the day, or even the identities we give ourselves, emerge from thousands of intersecting histories. And on this show, we're going to explore them ALL! . . . Okay, maybe not ALL, but you get the idea.

Where Does the #Hashtag Symbol Come From?

Season 1 Episode 4 | 7m 13s | CC

It’s gone by many names, (the pound sign, the number sign, the octothorpe and the hashtag symbol) and it’s had many meanings, but what is the origin of this # mysterious symbol? Well the truth is it goes back all the way to ancient Rome. But what’s even stranger is that the hashtag symbol can help us understand the always changing nature of the abstraction that is language itself.

Origin of Everything

Watch more episodes

See more
See more

Subscribe to Our Newsletters

Get trusted Colorado stories, programs, and events from Rocky Mountain PBS straight to your inbox.

Set Your Preferences >