Fossils found at Dinosaur National Monument, first excavation in 100 years
The Dinosaur National Monument, which is located on the border between Colorado and Utah, was last excavated in 1924.
Watch CBS News
The Dinosaur National Monument, which is located on the border between Colorado and Utah, was last excavated in 1924.
Fossilized bones and teeth dating to 773,000 years ago are providing a deeper understanding of the emergence of Homo sapiens.
Scientists have long debated whether dinosaurs were in decline before an asteroid smacked the Earth 66 million years ago, causing mass extinction.
"Spicomellus is one of the strangest dinosaurs that we've ever discovered," the project's leader said.
Divers have collected evidence of a Stone Age settlement lost to rising seas after the last ice age from the seabed off Denmark's coast.
The site where the remains were found was once home to a beloved ice cream shop.
The mummy was found in Aspero, a sacred site within the city of Caral that was a garbage dump for over 30 years until becoming an archaeological site in the 1990s.
Experts at the Vienna Museum provided a public presentation of the mass grave this week, which had the bodies of more than 100 people.
The prehistoric facial bones were found buried in 50 feet of mud and silt, and are believed to be 1.1 to 1.4 million years old, researchers said.
Researchers used advanced technology to digitally "unroll" an ancient Greek text on carbonized papyrus, and now they're reading it.
Researchers determined that dozens of men, women and children were violently killed and cannibalized in Bronze Age-era England.
The discovery includes "thousands of marble slabs" in "hundreds of different shapes" found in a submerged ancient city.
The 40-mile-long river branch, which ran by the Giza pyramid complex, was hidden under desert and farmland for millennia, scientists said.
Two archaeological investigations have been ongoing in Kalmar, a coastal city in southwest Sweden.
An expert committee commissioned to review a contentious plan to reconstruct the outside of Giza's smallest pyramid says "there is no way" it can happen.
Researchers found human bones and tools hiding behind a massive rock in a German cave, the oldest traces of Homo sapiens ever discovered so far north.
When ancient Egyptians built King Menkaure's pyramid more than 4,000 years ago, they did it a little differently. Now archaeologists want to put it back together.
Some parts of the temple dated back to the eighth century B.C., the Greek Ministry of Culture said.
The expedition's lead archaeologist announced the find at the Archaeological Institute of America's annual meeting.
The so-called Saint-Belec slab was found at the site of a tomb and claimed as Europe's oldest known map by researchers.
The discovery of 35 gold pieces marks at least the third discovery of ancient treasures in the country in recent weeks.
Research say the oldest collection of footwear in Europe has been discovered in a cave in southern Spain, dating back more than 6,000 years.
The family was looking for a lost gold earring in their garden, but instead they found artifacts dating back more than 1,000 years, officials said.
The "dramatic and exciting discovery" tells a story of empire and rebellion, of long-distance conquest and local insurrection.
Scientists are now trying to solve the mystery of why it sheltered behind a fortress of defensive spikes.
The Social Security Administration wouldn't stop issuing benefits once its trust funds are exhausted, but it could be forced to cut benefits.
Robert F. Kennedy Jr. has criticized the broadening use of anxiety medications, but doctors and researchers say the MAHA movement is misrepresenting drugs that have been proven to help.
Commerce City police are crediting a police drone for helping officers locate an older woman with Alzheimer's. She was reported missing on Tuesday.
Multiple fire departments jumped in to help when a fire broke out in Franktown on Sunday afternoon.
A Colorado man is facing a difficult recovery after a friend says he put his life on the line to save a pedestrian from being run over.
Commerce City police are crediting a police drone for helping officers locate an older woman with Alzheimer's. She was reported missing on Tuesday.
Multiple fire departments jumped in to help when a fire broke out in Franktown on Sunday afternoon.
A Colorado man is facing a difficult recovery after a friend says he put his life on the line to save a pedestrian from being run over.
While the show follows the basic idea of the classic Dracula tale, the DCPA is now putting a comedic twist on the storyline.
Police say a road rage incident in Northern Colorado was the cause of the I-25 closure on Saturday night.
Far East Center celebrates the Lunar New Year with a festival that brought the community together.
Watch Alex Lehnert's forecast
Denver Restaurant Week offers affordable options for everyone to try something new in this edition of Making Ends Meet.
The City of Aurora considers cracking down on tobacco shops and wants to prevent all shops from selling to minors.
Some Marshall Fire donations will benefit affordable housing projects and the organization says those survivors will be prioritized in the application process.
The Milan Cortina Olympics ended Sunday with a closing ceremony inside the ancient Roman amphitheater, Verona Arena.
Through a sudden death overtime goal, the U.S. men's hockey team is golden over Canada.
Kaillie Humphries Armbruster won her sixth career Olympic medal, tying fellow American Elana Meyers Taylor for the most by any woman in bobsled history.
For Denver Nuggets public address announcer Kyle Speller, the microphone is only one part of his mission.
Mormon, Kenneth and Ethan Jordan -- two brothers and a cousin -- are all competing at the CHSAA state wrestling championships.
The Social Security Administration wouldn't stop issuing benefits once its trust funds are exhausted, but it could be forced to cut benefits.
Robert F. Kennedy Jr. has criticized the broadening use of anxiety medications, but doctors and researchers say the MAHA movement is misrepresenting drugs that have been proven to help.
The Milan Cortina Olympics ended Sunday with a closing ceremony inside the ancient Roman amphitheater, Verona Arena.
Mexico's Ministry of Defense security forces killed the leader of the Jalisco New Generation Cartel, Nemesio Rubén Oseguera Cervantes, known as "El Mencho," in a military operation.
Through a sudden death overtime goal, the U.S. men's hockey team is golden over Canada.
An armed man was shot and killed early Sunday morning after "unauthorized entry" into the secure perimeter at President Trump's Mar-a-Lago estate, the U.S. Secret Service said.
Homeland Security Secretary Kristi Noem said in a statement that TSA and Customs and Border Protection are "suspending courtesy and special privilege escorts."
Ruben Ray Martinez was fatally shot in South Padre Island, Texas, in March 2025. ICE's involvement in the shooting was not disclosed until more than 11 months after the shooting.
On Friday, President Trump signed a proclamation that would impose 10% tariffs on most foreign imports to the United States.
Colorado lawmakers are getting ready to debate a bill limiting how and when police can use drones and license plate readers like Flock.
Robert F. Kennedy Jr. has criticized the broadening use of anxiety medications, but doctors and researchers say the MAHA movement is misrepresenting drugs that have been proven to help.
After decades of American children routinely receiving polio vaccines, the virus that had doomed many to paralysis was nearly eliminated in the United States. But vaccine avoidance today may allow the crippling disease to return.
From headphones that can tell the age of your brain to a headband that can help rewire your brain, consumer neurotechnology devices are unraveling the mysteries of the mind
A Clear Creek County woman is relearning CPR weeks after she says the technique saved her life.
Critics have questioned why the federal government should underwrite coverage costs for people with ACA health plans — but almost all health insurance in the U.S. comes with some federal help.
The Social Security Administration wouldn't stop issuing benefits once its trust funds are exhausted, but it could be forced to cut benefits.
A business owner says she's been operating at a loss for some time due to these tariffs, while an advocate for business development says the tariffs helped the local economy by driving more international companies to the state.
The businesses in an industrial park on the outer edge of Fort Collins are banding together and expressing their frustrations about recent power shutoffs by Xcel Energy.
The Supreme Court on Friday ruled President Trump does not have the authority to unilaterally impose sweeping tariffs under a federal emergency powers law.
Parts of Evergreen's El Rancho restaurant will be preserved in a move to a new location, as a new filling station and convenience store moves ahead on the site.
A popular youth hockey coach in southern Colorado has been arrested for investigation of felony child abuse after colliding on the ice with one of his players in a case that one of the coach's supporters called a "terrifying precedent for youth sports across the country."
A Denver judge this week ordered an area pastor, Tilo Lopez, to pay a family $311,000 in restitution after Lopez was criminally prosecuted in connection with a construction project he said he would do for the family.
The filing comes months after a judge ordered the company to pay more than $116 million for its role in the 2021 death of 6-year-old Wongel Estifanos.
Denver drivers continue to be impacted by a change in how parking tickets are disputed. That system changed in September, when the city eliminated the ability to dispute parking tickets online.
Former Denver Police Chief Paul Pazen, who retired as chief in 2022, plans to announce next week that he is running for a seat on Denver City Council.