A dozen Colorado state parks are embarking on a process that state officials hope will lead to their certification as official dark-sky locations by DarkSky International. Only one of Colorado’s 42 ...

Celinda Levno, a Phoenix-based flight attendant, was honored by collogues at Sky Harbor Airport after she was murdered in a random knife attack while she was on a layover in Denver.

The program will implement different strategies to reduce light pollution in state parks and create a clearer view of the ...