If you go What: Ribbon-cutting ceremony for the Blue Bird Mine complex on Boulder County’s Caribou Ranch open space When: 2 p.m. Thursday Where: The Blue Bird Mine complex, which is a two-mil… ...

BOULDER - Landscapers digging in a Boulder front yard in 2008 hit a sack full of tools that would launch years of analysis by anthropologists at the University of Colorado-Boulder. The specific ...