Charlie Brennan

Eric Holsher breaks up rocks as crews continue to work on the trail up to Boulder Falls on Tuesday.

Popular Boulder County trails ruined by flood 5 years ago about to reopen — maybe

April 9, 2018 at 8:02 a.m.

With the outdoor recreation season heating up soon, two of the most popular trail destinations in Boulder County remain closed due to damage from the 2013 flood, and the race...

A diver searches Golden Ponds in Longmont on Saturday morning in the ongoing investigation into the disappearance of Rita Gutierrez-Garcia. Authorities were using several boats and a drone to search the water.

Longmont police search Golden Ponds, but no sign of missing mother-of-three

March 25, 2018 at 9:45 a.m.

Rita Gutierrez-Garcia, 34, has not been seen since she went out with friends and family to celebrate St. Patrick's Day.

This Wednesday, April 26, 2017, photo ...

Social researchers are looking at your tweets, but CU survey says most users aren’t OK with that

March 21, 2018 at 2:04 p.m.

A new study out of the University of Colorado has found that the majority of Twitter users don't know that researchers freely collect and analyze their tweets -- even those...

University of Colorado professor of psychology and neuroscience Kent Hutchison, left, and Cinnamon Bidwell, assistant professor at CU's Institute of Cognitive Science, sit on the mobile pharmacology lab van on Thursday in Boulder.

Marijuana researchers at CU Boulder seek second mobile lab

March 10, 2018 at 2:45 p.m.

A fundraising drive is underway to raise $42,000 to add a second CUChange Mobile Pharmacology Lab that would double the fleet of vehicles.

From left, project manager Severyn Polakiewicz, aircraft design lead Grant Dunbar, electronics lead George Duong, Safety Lead Lauren McIntire and Test Lead Brandon Sundahl are working to build a UAS Whale Scout drone as part of their SHAMU student project at the University of Colorado.

To learn more about whale communication patterns, CU students crafting drone to search for ocean mammals

February 19, 2018 at 7:41 a.m.

Student researchers at the University of Colorado are planning to add the study of sperm whale communication patterns to the fast-growing list of tasks that can be aided by drone...

Joe Maurer poses with a young patient in 1941. A co-founder of the Boulder Medical Clinic, he died in Boulder on Jan. 24 at the age of 103.

Dr. Joe Maurer, co-founder of Boulder Medical Center, dies at 103

February 7, 2018 at 9:28 a.m.

Services and a celebration of life are set for Dr. Lawrence Eugene "Joe" Maurer, a Boulder medical pioneer who died at his home at the age of 103.

Boulder County federal workers brace for looming government shutdown

January 19, 2018 at 8:37 a.m.

One of Boulder County's critical economic engines is in danger of lurching to a sudden stop on Friday as thousands of employees at the area's federal research labs face the...

Escaped peacocks cause commotion in south Boulder neighborhood

January 7, 2018 at 3:37 p.m.

"It doesn't bother me. It's kind of like a zoo for a day or two," one Boulderite said.

Host Phil McGraw and Burke Ramsey appear in a clip from the "Dr. Phil" show that will air in September 2016.

Judge won’t dismiss $750M defamation suit by JonBenet Ramsey’s brother

January 5, 2018 at 4:36 p.m.

A $750 million defamation lawsuit by Burke Ramsey against the CBS Corporation over a 2016 documentary about the murder of his sister, JonBenet Ramsey, will go forward.

Peder Lund, the late co-founder and publisher of Boulder's Paladin Press, is seen in this 1986 photo. Paladin is closing after 47 years in business.

Paladin Press, Boulder’s chronicler of combat, to shut down after 47 years

November 30, 2017 at 10:38 p.m.

Paladin Press, the controversial Boulder-based publisher of titles chronicling the world of combat, conflict and survival 鈥� including the notorious "Hit Man" how-to manual 鈥� took its final order Wednesday...

抖阴ap