You didn’t ask us the question everyone asks,” said Erin Manzitto-Tripp. “What do lichen do?” Manzitto-Tripp is an associate ...

A rehabilitated apex predator that was orphaned last summer was so eager to leave captivity behind, she tornadoed out of her cage back into the Colorado wilderness, photos and video show.

Gunshots may be heard from 7 to 8 a.m. Monday on the University of Colorado Boulder’s East campus due to a research project.

An orphaned mountain lion cub rescued by state wildlife staff in southwest Colorado has been successfully raised and released back into the wild, getting a second chance at a normal life. The female ...

It will be 85 degrees and sunny today in Boulder, with an overnight low of 56. Yesterday, Boulder saw unusually cool ...