World's largest acidic geyser erupts in Yellowstone after years of silence
Echinus Geyser is about 66 feet wide and is surrounded by rocks that resemble sea urchins.
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Echinus Geyser is about 66 feet wide and is surrounded by rocks that resemble sea urchins.
Standing for more than a century, Old Faithful Inn "has the distinction of being considered a benchmark of national park architecture."
The bear was killed by park staff in Yellowstone last week because it posed a risk to public safety, the park said in a news release.
The hydrothermal explosion happened in Yellowstone National Park's Biscuit Basin just before 10 a.m. local time on Tuesday, July 23.
While the explosion was considered small, it unleashed "a massive amount of rocks and dirt" that shattered a fence and killed nearby trees.
The hydrothermal explosion at Yellowstone took place near Biscuit Basin's Sapphire Pool on Tuesday morning, erupting boiling water and steam into the air, officials said.
A 72-year-old man killed a grizzly bear in Flathead County, Montana after it attacked him while he was out picking berries.
Five people were driving Thursday morning near a semi-centennial geyser thermal pool when it went off the road.
A person with a gun who authorities said was making threats in Yellowstone National Park died after a shootout with park rangers, officials said in a statement.
A huge section of the Wyoming mountain highway Teton Pass collapsed in a landslide Saturday. Officials said it will be closed indefinitely.
An 83-year-old South Carolina woman suffered serious injuries when a bison in Yellowstone National Park lifted her about a foot in the air with its horns.
This marks the first confirmed case of chronic wasting disease in Yellowstone National Park, officials said.
Officials ruled out a rare predatory attack, which suggests the marathon runner died following a chance bear encounter while likely running or walking.
Bison are unpredictable and can run three times faster than humans. They can be dangerous when approached, according to the National Park Service.
"Some actions by visitors have led to the endangerment of people and wildlife and resulted in the death of wildlife," the park said.
Law enforcement at the park have opened an investigation into the incident.
A grizzly bear that appeared to have been killed was found near Yellowstone National Park, prompting an investigation from state and federal officials.
Yellowstone visitors have been cautioned to "be especially alert" as bears that emerge from hibernation can be particularly aggressive in their search for food.
No other remains were found after a search of Abyss Pool but investigators noted apparent "fatty tissues" floating in the 140-degree Fahrenheit pool.
The animals' eyes don't reflect light like deer do, contributing to the difficulty in seeing them on the road, officials said.
Limiting global warming to 1.5 degrees Celsius is the only way to save the remaining glaciers, but last week the U.N. warned there's "no credible pathway" for that to happen.
A bison gored a Colorado man in Yellowstone National Park.
Most of Yellowstone National Park should re-open within the next two weeks — much faster than originally expected after record floods pounded the Yellowstone region last week and knocked out major roads, federal officials said Sunday.
This week's snowstorm in Rocky Mountain National Park has put the Memorial Day Weekend target date of opening for Trail Ridge Road up in the air.
What started as a garage fire spread to a house in unincorporated Arapahoe County on Tuesday night before it reignited early Wednesday.
As Colorado experiences drought conditions and spring rain, farmers in Boulder County say they're working harder than ever to plan and plant accordingly.
A CBS News medical correspondent and doctor says her "biggest concern for the World Cup is actually measles. It's not hantavirus, it is not Ebola."
The pictures represent the longest-distance ever seen between two pictures of the same humpback whale, researchers said.
This week's snowstorm in Rocky Mountain National Park has put the Memorial Day Weekend target date of opening for Trail Ridge Road up in the air.
What started as a garage fire spread to a house in unincorporated Arapahoe County on Tuesday night before it reignited early Wednesday.
As Colorado experiences drought conditions and spring rain, farmers in Boulder County say they're working harder than ever to plan and plant accordingly.
Highway 85 was closed in both directions in Commerce City on Wednesday morning due to a deadly crash involving five vehicles.
The southbound lanes of I-25 reopened Wednesday morning near Castle Rock after a crash.
Highway 85 was closed in both directions in Commerce City on Wednesday morning due to a deadly crash involving five vehicles.
Parts of Colorado's Front Range saw more rain in the last two weeks than the previous eight months combined, but a dry start to summer could still be ahead.
New video shows the moment staff and school security tackled a student who had a gun inside Overland High School.
The 2025-2026 Masterpiece Series Finale is The Sibelius Project performed by Boulder Chamber Orchestra. The unique performance blends classical music, film and storytelling.
Drought conditions are forcing the Cumbres and Toltec Scenic Railroad to delay opening until June 9.
Ronda Rousey used her signature armbar to stop Gina Carano just 17 seconds into a comeback bout between the two MMA fighters.
FIFA President Gianni Infantino joked that if someone does pay $2 million for a ticket to the World Cup final, "I will personally bring him a hot dog and a Coke."
The Preakness Stakes featured its biggest field in 15 years with 14 horses in the middle jewel of horse racing's Triple Crown.
The Broncos full NFL schedule is out and includes late-season rematches against Denver's 2025 playoff opponents.
The NHL announced that the Colorado Avalanche will be playing their first game of the Western Conference finals next Wednesday.
A CBS News medical correspondent and doctor says her "biggest concern for the World Cup is actually measles. It's not hantavirus, it is not Ebola."
The pictures represent the longest-distance ever seen between two pictures of the same humpback whale, researchers said.
The $1.776 billion fund, which is part of the agreement to settle Trump's lawsuit against the IRS and Treasury Dept., is to be used to compensate those who claim that the government weaponized the legal system against them.
WHO chief Tedros Adhanom Ghebreyesus says risks from the Ebola outbreak in Congo and Uganda are "high at the national and regional levels, and low at the global level."
The national average for a gallon of gasoline has been ticking up since the start of the war with Iran. The latest average of $4.50 a gallon is an increase of over $1.50 since the war started.
The $1.776 billion fund, which is part of the agreement to settle Trump's lawsuit against the IRS and Treasury Dept., is to be used to compensate those who claim that the government weaponized the legal system against them.
University of Colorado Regent Wanda James has filed a federal lawsuit challenging a censure issued by the Board of Regents after she criticized a public health campaign she said included racist imagery.
Investigators have been looking at a handful of Chinese firms that together control the majority of unrefrigerated shipping container manufacturing around the globe, the sources said.
Survivors say they'd asked for more medical support before the Iranian drone strike that killed six U.S. soldiers at their command post in Kuwait in the war's first 24 hours.
An uptick in people skipping Obamacare premium payments in many states suggests the Affordable Care Act's rising costs are hitting home for 2026 enrollees.
A CBS News medical correspondent and doctor says her "biggest concern for the World Cup is actually measles. It's not hantavirus, it is not Ebola."
WHO chief Tedros Adhanom Ghebreyesus says risks from the Ebola outbreak in Congo and Uganda are "high at the national and regional levels, and low at the global level."
Congress' decision not to extend enhanced marketplace tax credits has boosted the appeal of alternative health coverage with lower monthly premiums.
An uptick in people skipping Obamacare premium payments in many states suggests the Affordable Care Act's rising costs are hitting home for 2026 enrollees.
An American medical missionary in the Democratic Republic of the Congo was evacuated after testing positive for Ebola.
Congress' decision not to extend enhanced marketplace tax credits has boosted the appeal of alternative health coverage with lower monthly premiums.
The national average for a gallon of gasoline has been ticking up since the start of the war with Iran. The latest average of $4.50 a gallon is an increase of over $1.50 since the war started.
Polymarket users can now trade on private companies' valuations, IPOs and secondary market activity.
Many Americans are signaling disapproval of the technology amid fears that it will eclipse already competitive entry-level jobs.
The Denver City Council unanimously voted to pass a moratorium to halt the construction of data centers for the next year after several hours of community testimony on Monday night.
A federal system is working to crack down on trucks skirting safety regulations, a problem inspectors are seeing on Colorado roadways.
Glendale city leaders are forcefully opposing Colorado's proposed Bus Rapid Transit project on Colorado Boulevard, warning the plan could dramatically worsen traffic for drivers while delivering only modest transit gains.
A jury in Douglas County awarded a New Jersey man $24 million after he sued a Parker police detective for malicious prosecution and false arrest.
A Denver County Court judge on Friday sentenced a vocal police critic to 60 days in jail and two years of probation, saying he needed to send a message that would deter her and her YouTube followers from future doxing of law enforcement.
City-funded contractors have been moving through Denver neighborhoods, replacing sections of sidewalks, frustrating some homeowners. The work was part of a broader program aimed at making city sidewalks more usable and accessible.