1+ hour, 21+ min ago  (703+ words) Refilling a bottle instead of throwing it away has become a popular way for people to reduce waste "a small, tangible actionin response to larger environmental problems. But whether refilling actually makes a difference depends on how these systems are…...

3+ day, 1+ hour ago  (163+ words) Boulder County will be under a red flag warning on Tuesday for elevations below 9,000 feet as the National Weather Service is warning of weather that could fan any wildfires that spark. The warning is in effect from 10 a.m. to 5 p.m. Tuesday, according…...

6+ day, 9+ hour ago  (321+ words) At that time, there were no eggs, no incubation and no dependent young. There was a clear window for evaluation and, if necessary, mitigation outside the breeding season. Now, with incubation underway and CPW's seasonal nest protections in effect, Xcel…...

1+ week, 3+ day ago  (329+ words) Researchers at the University of Colorado Boulder have identified a specific brain circuit that plays a crucial role in deciding whether pain becomes chronic, a finding that could someday lead to new treatments for people who suffer from chronic pain....

2+ week, 18+ hour ago  (33+ words) I find it interesting that monarch butterflies, large milkweed bugs, milkweed leaf beetles and milkweed tiger moths, all feeding on milkweed, have adopted the orange and black aposematic coloration. More in Local News...

2+ week, 4+ day ago  (758+ words) Colorado homeowners are getting a preview of what the future could hold: longer, more frequent electrical outages that leave neighborhoods in the dark, sometimes with little warning. From extreme weather to wildfire-prevention shutoffs, residents are questioning whether the conventional power…...

3+ week, 3+ day ago  (44+ words) Dear Eco-Tip, I see lots of headlines about how recycling is false, that most of the plastic that I put in the bin is actually going to the landfill. Why should I bother if it is all a farce? More…...

3+ week, 4+ day ago  (383+ words) When his career eventually led him to become a professor at CU Boulder, he got to know the members of the Columbia space shuttle crew because he had a CU experiment onboard. The Columbia spacecraft disintegrated upon re-entry into the…...

3+ week, 6+ day ago  (125+ words) Some climbing areas in Boulder County forest land along Boulder Canyon Drive will be closed into the summer to protect nesting raptors. Some climbing areas in Boulder County national forest land along Boulder Canyon Drive will be closed into the…...

4+ week, 1+ day ago  (729+ words) February's night skies hold a certain celestial splendor that only enthusiastic and vigorous skywatchers have the fortitude and good fortune to enjoy. There's no question that stepping out into Colorado's winter nights can be a challenge for anyone. The bitter…...