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Visitors to Northern Colorado's Boyd Lake over the weekend were met with a troubling sight as thousands of dead fish lined portions of the shoreline, with some fish still alive and struggling in the shallow water.
Colorado State University is remembering the lasting impact of the 1976 Big Thompson Flood and the professor whose expertise helped bring answers to grieving families.
A district attorney is accusing a magistrate of putting local children and others at risk after she released a fugitive on a personal recognizance bond.
A Weld County Sheriff's Office deputy is continuing his recovery nearly six months after a suspected drunk driver crashed into his patrol vehicle while he was conducting a traffic stop.
Some Northern Colorado residents are noticing musty-smelling and metallic-tasting tap water after an algae bloom affected a portion of Greeley's water source.
The town of Eaton is grieving after a deadly rollover crash Saturday evening claimed the lives of three recent high school graduates.
A man who stopped to help victims of a devastating motorcycle crash instead found himself handcuffed, jailed and accused of driving under the influence -- despite repeatedly asking officers to administer a breath test that he believed would prove his innocence.
While the Cache la Poudre River may appear to be flowing normally in many areas, water managers say much of that water is carefully managed and supplemented to keep the river flowing through a dry year.
Officials are warning that falling water levels are expected to lead to a significant fish kill at Timnath Reservoir this season.
Construction crews are transforming Windsor Middle School as Weld RE-4 School District works to keep up with continued population growth in Northern Colorado.
Poudre School District students at schools without air conditioning have spent the first three school days of the year leaving class two hours early as high temperatures continue across Northern Colorado.
Wheat Ridge city leaders are beginning discussions about possible new regulations for e-bikes and other high-powered electric two-wheelers as concerns grow about safety, particularly among young riders.
The Arvada Center is preparing for its new theater season with five very different productions.
Denver Water is trying to decide how to decrease the amount of water people are using as reservoir water levels continue to drop.
Colorado's fall colors could arrive earlier than usual this year.
Poudre School District students at schools without air conditioning have spent the first three school days of the year leaving class two hours early as high temperatures continue across Northern Colorado.
City leaders in Wheat Ridge, Colorado, are beginning discussions about possible new regulations for e-bikes and other high-powered electric two-wheelers as concerns grow about safety, particularly among young riders.
The last school in the Denver metro area returned to class on Monday morning when students came back to Valverde Elementary. They were greeted by a new mural on their playground painted by their teachers.
Fat Marmot Week begins in Colorado on Monday, and the Rocky Mountain Biological Laboratory is encouraging the community to cast their votes online for the laboratory's fattest marmot.
This season, the Arvada Center has five shows lined up to delight and thrill every audience. The center's president and CEO, Noelle DeLage, joined CBS Colorado in the studio on Monday to share what visitors can look forward to.
The WNBA has been the subject of recent debates on whether transgender women should be allowed to participate in the league.
The Larry Walker Statue was unveiled prior to the Colorado Rockies game in Denver on Sunday.
Serena Williams will team up with Carlos Alcaraz to create a powerhouse mixed doubles pair in her return to the U.S. Open.
Olympian Jenny Simpson said she won't be able to run again after being diagnosed with a rare heart condition earlier this year.
The Broncos won't be allowing fans into training camp Monday because the bleachers are unsafe after weekend storms.
The Supreme Court divided 6-3 in granting the Trump administration's request for emergency relief.
Although some Canadian goods will get more expensive in the U.S., trade experts don't expect a broader inflation spike.
The attack happened the same month Iranian-linked hackers are believed to have targeted the water systems of a dozen U.S. states.
Federal regulators alleged that a $100 million deal between Redfin and Zillow stifled competition for apartment listings.
The ruling said the newspaper did not have sufficient cause to terminate Karen Attiah, who at the time was the last Black full-time member of the Post's opinion desk.
The Supreme Court divided 6-3 in granting the Trump administration's request for emergency relief.
Although some Canadian goods will get more expensive in the U.S., trade experts don't expect a broader inflation spike.
The Trump administration is trying to pull all economic levers at its disposal to cripple Tehran.
President Trump said tariffs on Canadian automotive and steel imports will rise to 50% on Jan. 1, 2027, in a social media post.
Researchers and disability rights advocates warn that the dismantling of the Education Department and its erosions of civil rights oversight risk widening the disparities autistic children face.
Researchers and disability rights advocates warn that the dismantling of the Education Department and its erosions of civil rights oversight risk widening the disparities autistic children face.
Olympian Jenny Simpson said she won't be able to run again after being diagnosed with a rare heart condition earlier this year.
CBS News medical correspondent Dr. Céline Gounder, who has had melanoma herself, said Moderna's experimental trial is "a big win for mRNA vaccines against cancer."
Moderna and Merck announced study results that reflect a "landmark moment" in treatment for one of the deadliest forms of skin cancer.
Rep. Joe Neguse is hoping to pay it forward after his wife was diagnosed with breast cancer.
Although some Canadian goods will get more expensive in the U.S., trade experts don't expect a broader inflation spike.
Federal regulators alleged that a $100 million deal between Redfin and Zillow stifled competition for apartment listings.
President Trump said tariffs on Canadian automotive and steel imports will rise to 50% on Jan. 1, 2027, in a social media post.
The U.S. and Canada have wrangled for decades over trade, and somehow, they still managed to remain friends, allies and trading partners.
Cash drop social media accounts have people racing to find money hidden across the country. Here's what's behind the viral videos.
The city of Denver is paying four lawyers at an outside law firm as much as $800 an hour to defend the city in two employee lawsuits, despite being in a $200 million deficit.
Colorado's hemp-derived THC industry could see major changes later this year, though a federal crackdown scheduled for November may be temporarily postponed.
Attorneys for the State of Colorado say a newly uncovered White House email provides crucial evidence in their lawsuit alleging the Trump administration retaliated against the state over election policies and the prosecution of former Mesa County Clerk Tina Peters.
Colorado's wildfire fight is increasingly beginning from the air -- sometimes before a fire is even visible to the naked eye.
Some Coloradans who signed over their state tax credit for a free e-bike finally got their delivery.
