Scientists say they've solved debate about origins of mysterious dinosaur
The discovery "rewrites decades of research on Earth's most famous predator," the study's co-author said.
Watch CBS News
The discovery "rewrites decades of research on Earth's most famous predator," the study's co-author said.
Apex predators, like the Tyrannosaurus rex, eventually arose from smaller-bodied tyrannosauroid dinosaurs called Khankhuuluu mongoliensis, the study's researchers said.
Why are we captivated with a creature that hasn't existed on Earth for about 66 million years? Martha Teichner visits the American Museum of Natural History in New York's T. rex exhibit, and accompanies a University of Kansas paleontology team as they dig for Tyrannosaurus Rex bones in Jordan, Montana.
What if a Tyrannosaurus Rex could be brought to life today? Cartoonist Hugh Murphy (who is also a practicing dentist in Raleigh, N.C.) has published three books exploring how confounding life might be for a creature with such short arms. Martha Teichner reports.
The "Teen Rex" is one of just four young T. rex fossils that have been found on Earth.
Alabama governor signs near-total abortion ban; largest and oldest T. rex named "Scotty" revealed
The researchers determined it predated T. rex by up to 7 million years, showing that tyrannosaurs were in North America long before paleontologists previously thought.
The classic image of Tyrannosaurus rex flashing giant teeth might be wrong. New research suggests they were likely covered by scaly lips.
The 200-pound skull fossil, nicknamed Maximus, is being sold by an owner who wishes to remain anonymous, the auction house said.
It was a Tyrannosaurus rex takeover in Portland, Maine, on Saturday as a large group of people dressed as dinosaurs descended on Monument Square for an event that was “all about spreading smiles.”
The tyrannosaurus rex was believed to have been the most-feared predator when dinosaurs ruled the earth, but a new study suggests it wasn't the biggest of the prehistoric beasts. Dana Jacobson reports.
Trump pressures Senate GOP on health bill; new study suggests Tyrannosaurus rex could barely run
For Tyrannosaurus rex, getting around was no small feat. A new study suggests the prehistoric beast was so big, its legs would have buckled under high speeds. Jonathan Vigliotti has more.
On February 12, 1873 paleontologist Barnum Brown was born in Carbondale, Kansas. The scientist who came to be known as "Mr. Bones" uncovered the partial skeleton of a huge, previously-unknown dinosaur - the Tyrannosaurus Rex. Jane Pauley Reports.
The rare bones were found by amateur fossil hunters on the Isle of Wight.
The largest tyrannosaurus rex to ever roam the earth is about to make his official debut. CBS News got a look at "Scotty" before he goes on display at a museum in Canada. Jamie Yuccas explains.
Why are we captivated with a creature that hasn't existed on Earth for about 66 million years? "Sunday Morning" digs for answers
The massive creature weighed an estimated 20,000 pounds — about 8,000 more than the average T. rex
This new exhibit is presenting the king of the cretaceous period in a brand new light
Apple's new dinosaur emoji sure is cute, but one paleontologist says its anatomy is wildly inaccurate
Scientists combined two digital modelling methods and concluded Tyrannosaurus rex was likely so big, it couldn't run
On February 12, 1873, the man who would discover the skeleton of the previously-unknown Tyrannosaurus Rex was born
Paleontologists are using 3D imaging to try to understand an unusual feature of the fearsome dinosaur
Paleontologists unearthed the bones of a T-Rex that lived more than 66 million years ago in what is now Montana
Scientists unveil the discovery of a small ancestor of huge tyrannosaurs
Gas prices, inflation weigh on Americans. Many see lack of clarity on what's happening in Iran.
Two days of talks in Washington between Lebanon and Israel produced an extension of the current ceasefire by 45 days.
Accessory Dwelling Units, or ADUs, are small, fully-functional secondary homes located on the same property as a main home, usually in the backyard, filling a vital need where housing has proved scant or expensive.
The search for the remains of the four Italian divers was suspended Saturday, after a Maldivian military diver died.
At least 80 deaths have been reported in a new Ebola disease outbreak in Congo and Uganda, authorities said.
Russian defenses shot down 81 drones headed for Moscow overnight, state agency Tass reported, citing Sobyanin.
Incumbent GOP Sen. Bill Cassidy, who had occasionally broken with the Trump administration, lost his bid for a third term.
Approximately 40 million people across the West depend on the Colorado River for water every single day. But the region could soon face drastic measures as the river keeps shrinking.
Venezuela's government says it has deported a close ally of Nicolás Maduro to face judicial proceedings in the U.S. less than three years he was pardoned by President Joe Biden.
"Sunday Morning" shares the love for three traditional foods in the City of Brotherly Love.
Accessory Dwelling Units, or ADUs, are small, fully-functional secondary homes located on the same property as a main home, usually in the backyard, filling a vital need where housing has proved scant or expensive.
In New Mexico, a man is charged with forgery & larceny – and convicted of putting out a hit on his estranged wife. Twenty-six years earlier, a fire in Monaco kills a billionaire and his private nurse. At the center of that mystery was the very same man — with a different name.
Incumbent GOP Sen. Bill Cassidy, who had occasionally broken with the Trump administration, lost his bid for a third term.
"Survivor" 48 and 50 contestant Joe Hunter believes his sister Joanna, whose death was ruled a suicide, was murdered. He and their mother are working to be Joanna's voice and advocate for others who have experienced domestic violence.
Accessory Dwelling Units, or ADUs, are small, fully-functional secondary homes located on the same property as a main home, usually in the backyard, filling a vital need where housing has proved scant or expensive.
Gas prices, inflation weigh on Americans. Many see lack of clarity on what's happening in Iran.
No injuries have been reported because of the issue, the Food and Drug Administration said.
President Trump's trip to China could bolster economic relations, but failed to deliver a breakthrough deal, some trade and energy experts said.
College grads outearn people without a degree within 15 years, even after paying for tuition, study finds.
The following is the transcript of the interview with former Defense Secretary Robert Gates that aired on "Face the Nation with Margaret Brennan" on May 17, 2026.
The following is the transcript of the interview with U.S. Trade Representative Jamieson Greer that aired on "Face the Nation with Margaret Brennan" on May 17, 2026.
Gas prices, inflation weigh on Americans. Many see lack of clarity on what's happening in Iran.
Incumbent GOP Sen. Bill Cassidy, who had occasionally broken with the Trump administration, lost his bid for a third term.
Police estimated that around 60,000 people attended the "Unite the Kingdom" march, making it one of the largest right-wing mobilizations seen in Britain in recent years.
Genomic analysis showed the virus found aboard the MV Hondius shows no evidence of new characteristics so far.
At least 80 deaths have been reported in a new Ebola disease outbreak in Congo and Uganda, authorities said.
Tommy Bell thought he was in good shape. But a series of heart attacks painted a more complicated picture.
A New York doctor who contracted and survived Ebola more than a decade ago says he is worried for healthcare workers who are at the center of treating the latest outbreak.
Dr. Tracy Beth Høeg, leader of the Food and Drug Administration division responsible for regulating prescription and over-the-counter drugs, is leaving her post, a senior FDA official confirmed.
Researchers in Dublin discovered the oldest surviving English poem in a Roman library.
The following is the transcript of the interview with former Defense Secretary Robert Gates that aired on "Face the Nation with Margaret Brennan" on May 17, 2026.
The following is the transcript of the interview with U.S. Trade Representative Jamieson Greer that aired on "Face the Nation with Margaret Brennan" on May 17, 2026.
The search for the remains of the four Italian divers was suspended Saturday, after a Maldivian military diver died.
Russian defenses shot down 81 drones headed for Moscow overnight, state agency Tass reported, citing Sobyanin.
Jon Favreau, creator of the "Star Wars" series "The Mandalorian," has now brought the father-son relationship of Pedro Pascal's bounty hunter and his charge "Baby Yoda" to the big screen.
In this web exclusive, Jon Favreau, the creator of the "Star Wars" series "The Mandalorian," and director of the new film "The Mandalorian and Grogu," talks with correspondent Tracy Smith about the myth of "Star Wars," the influences on the story (including Japanese samurai films), and expanding the universe for a new audience. He also talks about working with Robert Downey Jr. on his film "Iron Man," and about cooking, the subject of his 2014 movie, "Chef."
Director Jon Favreau, creator of the "Star Wars" series "The Mandalorian," has now brought Pedro Pascal's bounty hunter and his charge "Baby Yoda" to the big screen. He talks with correspondent Tracy Smith about the handmade feel of the "Star Wars" universe, and how father-son relationships have always been at the heart of the stories set in a galaxy far, far away. He also discusses bringing his improv roots to directing Robert Downey Jr. in "Iron Man."
The French fashion house is today the world's largest luxury brand. "Sunday Morning" talks with artistic director Nicolas Ghesquière, who is shaping the future of Louis Vuitton by designing the unexpected.
Lily Hevesh may be the world's greatest domino artist. She talked with correspondent David Pogue about the patience and perseverance required to set up thousands of dominoes in intricate structures and patterns – and then knock them all down.
For thousands of years, civilizations around the world have built houses out of earth – whether it be mud brick, wattle and dab or rammed earth. But adobe (the practice of making mudbricks) has now become today's "it" building material, from museums around the world designed using adobe, to do-it-yourselfers constructing homes from the very dirt beneath their feet. Correspondent Conor Knighton looks at the history of adobe, and how ancient adobe materials are being merged with 3-D printing techniques.
Atlanta residents say they're waking up to traffic jams of self-driving Waymo vehicles confused by neighborhood signage.
From labor shortages to environmental impacts, farmers are looking to AI to help revolutionize the agriculture industry. One California startup, Farm-ng, is tapping into the power of AI and robotics to perform a wide range of tasks, including seeding, weeding and harvesting.
Atlanta residents woke up to Waymo traffic jams on Friday. The driverless cars took over a quiet cul-de-sac. Skyler Henry has more details.
Oklahoma has filed a lawsuit against Roblox, making it the latest state to take legal action against the popular gaming platform over child safety concerns.
The long-necked herbivore is the largest ever found in Southeast Asia, researchers said.
The last time an El Niño pattern occurred was in 2023, when the Eastern Pacific hurricane season produced 20 tropical systems.
NASA's Psyche spacecraft will slingshot past Mars on Friday, on its way toward a rare metal-rich asteroid.
Greater protections for endangered emperor penguins and how to manage growing tourism are topping the agenda at talks on Antarctica in Japan.
The Pentagon released UFO documents on Friday, with President Trump telling the public to "have fun" deciding for itself what is going on. Carter Evans reports.
In New Mexico, a man is charged with forgery & larceny – and convicted of putting out a hit on his estranged wife. Twenty-six years earlier, a fire in Monaco kills a billionaire and his private nurse. At the center of that mystery was the very same man — with a different name.
"Survivor" 48 and 50 contestant Joe Hunter believes his sister Joanna, whose death was ruled a suicide, was murdered. He and their mother are working to be Joanna's voice and advocate for others who have experienced domestic violence.
Mohammad Baqer Saad Dawood Al-Saadi, an Iraqi national, is facing federal charges for his alleged terror plots targeting Jewish institutions around the U.S.
A terror plot targeting Jewish institutions in New York, California and Arizona has been foiled, and a man linked to the alleged scheme is under arrest on Friday. Prosecutors say the Iraqi suspect is tied to other global attacks and claim he wanted payback for the U.S. and Israeli war on Iran. Tom Hanson reports.
An Iraqi national was arrested and charged with planning to carry out several terror attacks in the U.S., including at a New York City synagogue and other prominent Jewish centers in Los Angeles and Scottsdale, Arizona. CBS News' Anna Schecter reports.
The International Space Station-bound SpaceX Cargo Dragon is loaded with 6,500 pounds of needed equipment, research gear and crew supplies.
Researchers expected to find "a gradual increase in artificial light at night," but instead saw "much more nuanced patterns," NASA said.
NASA's Psyche spacecraft will slingshot past Mars on Friday, on its way toward a rare metal-rich asteroid.
NASA's Apollo 17 crew reported seeing three mysterious dots and sparks that resembled fireworks, according to new files released by the Pentagon.
Defense Secretary Pete Hegseth said in a statement that the documents "have long fueled justified speculation — and it's time the American people see it for themselves."
A look back at the esteemed personalities who've left us this year, who'd touched us with their innovation, creativity and humanity.
Does the evidence show a cover-up, or was Todd Kendhammer wrongfully convicted for the murder of his wife?
Christy Salters-Martin dominated in the boxing ring but faced her toughest challenger at home.
Family seeks answers in death of newlywed who disappeared in 2005 while on Mediterranean honeymoon cruise.
Meet the tattooed beauty charged in the death of Google executive Forrest Hayes.
We leave you this Sunday at Chanticleer Garden just outside Philadelphia. Videographer: Jim Zurich.
The Osher Map Library, at the University of Southern Maine in Portland, is home to half a million rare maps, globes and atlases, dating as far back as the 15th century. Correspondent Martha Teichner explores the world as depicted by cartographers, through maps that are whimsical, political, or intentionally distorted, and examines why – in an age of GPS – maps are definitely not outdated.
Watch Margaret Brennan's full interview with former Defense Secretary Robert Gates, a portion of which aired on "Face the Nation with Margaret Brennan" on May 17, 2026.
Legend has it that Philadelphians have been living on hoagies since shipyard workers packed them for lunch during World War I. Liberty Kitchen executive chef Beau Neidhardt demonstrates for correspondent Susan Spencer how to construct a giant sandwich, Philadelphia-style.
In Finland, bold graphics have become the trademark of Marimekko, the company whose fabrics, housewares and fashions have been adding vibrant colors and design to the world for 75 years. Correspondent Seth Doane reports.