T. rex

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T. Rex Took 4 Decades to Reach Full Giant Size
T. Rex Took 4 Decades
to Reach Full Giant Size
NEW STUDY
Jan 14, 2026 4:57 PM CST

T. Rex Took 4 Decades to Reach Full Giant Size

New approach to counting bone rings extends estimates of its lifespan

(Newser) - Tyrannosaurus rex, it turns out, may have taken its time becoming king. A new analysis of 17 tyrannosaur fossils suggests the giant predator lived longer than thought and never stopped growing, needing about 40 years to reach full size—some 15 years longer than earlier estimates. The study, published in...

It's a New Dinosaur, Not a Young T. Rex
It's a New Dinosaur,
Not a Young T. Rex
new study
Oct 31, 2025 9:47 AM CDT

It's a New Dinosaur, Not a Young T. Rex

Scientists say they've resolved a longstanding debate about old bones

(Newser) - Scientists have long puzzled over the origins of a mysterious dinosaur excavated in the 1940s: Was it a young T. rex or another type of dinosaur? At first, researchers had only a tyrannosaur skull to go by, making it hard to tell if it belonged to a child or adult....

The Rich's Appetite for T. Rex Fossils Is Problematic

Study finds more than half of such fossils are in private hands

(Newser) - It's a finding that one Tyrannosaurus rex researcher calls "dispiriting and exasperating": More scientifically significant T. rex specimens are now in private or commercial hands than are owned by public museums or other public trusts. Thomas Carr, head of the Carthage Institute of Paleontology in Wisconsin, arrived at...

Boys' Find of a Lifetime: T. Rex
Boys' Find of a Lifetime: T. Rex
Jun 5, 2024 11:35 AM CDT

Boys' Find of a Lifetime: T. Rex

Now the fossil is starring in a Denver museum exhibit and a documentary

(Newser) - Two young brothers and their cousin were wandering a fossil-rich stretch of the North Dakota Badlands when they made a discovery that left them "completely speechless": a T. rex bone poking out of the ground. As the AP reports, the trio announced their discovery publicly Monday as workers at...

Siblings Clash Over Money From T-Rex Sale

They're contesting will that leaves out grandchildren and 3 out of 4 siblings

(Newser) - Years after the legal battle over a massive Tyrannosaurus rex skeleton was resolved, the heirs of the couple that claimed the skeleton are fighting over money. "Sue," the largest and most complete T-rex skeleton ever discovered, was found in 1990 on the property of Maurice and Darlene Williams...

This Might Be the Country's Funniest Race
This Might Be the
Country's Funniest Race
photos
Aug 22, 2023 11:40 AM CDT

This Might Be the Country's Funniest Race

Want to dress up as T. rex and make a 100-yard dash? This is the race for you

(Newser) - A track for live horse racing in suburban Seattle turned prehistoric over the weekend as more than 200 people ran down the track cloaked in inflatable Tyrannosaurus rex dinosaur costumes, reports the AP . The 2023 T-Rex World Championships at Emerald Downs—an event that started in 2017 as a pest...

'Special' T. Rex Skeleton Sold at Auction for $6.2M

'Trinity' is first T. rex ever sold in Europe

(Newser) - A 67-million-year-old Tyrannosaurus rex skeleton might have had puny arms, but sold for a hefty $6.2 million at Zurich's Koller auction house. The BBC reports the 38-foot-long and nearly 13-foot-tall fossil "is one of the most spectacular T. rex skeletons in existence," though it's actually...

This May Be 'Missing Link' in T. Rex Evolution
This May Be
'Missing Link'
in T. Rex Evolution
NEW STUDY
Nov 29, 2022 10:05 AM CST

This May Be 'Missing Link' in T. Rex Evolution

Ancestor 'Daspletosaurus wilsoni' offers further evidence of linear evolution

(Newser) - Paleontologists have uncovered a new species of tyrannosaur that they say serves as a "missing link" in the evolution of Tyrannosaurus rex. Experts from the Badlands Dinosaur Museum in North Dakota were digging at the Judith River Formation in Montana in 2017 when paleontologist Jack Wilson spotted a flat...

Christie's Abruptly Axes T. Rex Auction

US firm noticed skeleton, which Christie's was to auction off in Hong Kong, borrowed a lot from 'Stan'

(Newser) - A 15-foot-tall T. rex skeleton that was unearthed in Montana had been set to be put on the auction block later this month. Now, Christie's has yanked the bone set nicknamed Shen from the Hong Kong sale, after an American fossil firm questioned some of the skeleton's parts....

The 'Ultimate Trophy' Is Expected to Fetch $15M

A stunningly preserved T. rex skull will be auctioned

(Newser) - A stunning Tyrannosaurus rex skull unearthed in South Dakota is expected to sell for $15 million or more at auction in New York next month, say officials with Sotheby's . The 200-pound skull fossil, nicknamed Maximus, is being sold Dec. 9 by an owner who wishes to remain anonymous, the...

Researchers Explore Mystery of Holes in Famed T. Rex's Jaw
Sue the T. Rex's Jawbone
Contains 8 Baffling Holes
new study
Oct 4, 2022 11:25 AM CDT

Sue the T. Rex's Jawbone Contains 8 Baffling Holes

Researchers rule out one possible cause

(Newser) - Sue is thought to be one of the best preserved Tyrannosaurus rex specimens ever unearthed—and that stellar preservation extends to the eight holes in her jawbone. Those holes have long been a mystery, and the upshot of a new study published in Cretaceous Research is that they remain a...

Now's Your Chance to Own a Dinosaur
Now's Your Chance
to Own a Dinosaur
Jul 5, 2022 11:53 AM CDT

Now's Your Chance to Own a Dinosaur

Sotheby's is auctioning a Gorgosaurus skeleton, but you'll need at least $5M

(Newser) - The fossilized skeleton of a T. rex relative that roamed the earth about 76 million years ago will be auctioned in New York this month, per the AP . The Gorgosaurus skeleton will highlight Sotheby's natural history auction on July 28, the auction house says. The Gorgosaurus was an apex...

Most Americans Don't Want a Real-Life Jurassic Park

Majority are against bringing dinosaurs back from extinction, if that were an option, per YouGov poll

(Newser) - If you've ever fantasized about a world in which T. rex once more roamed the Earth, you're in a small minority. YouGov recently surveyed 2,000 American adults on how they felt about helping save endangered species, or even bringing back extinct ones, and the majority answered that...

World's Most Expensive Fossil Vanished. Nat Geo Found It

Stan the T. rex has been hiding in UAE, getting ready to be displayed in Abu Dhabi museum

(Newser) - When one of the largest and most complete Tyrannosaurus rex fossils ever found sold at a Christie's auction for $31.8 million in October 2020, experts worried the 39-foot-long specimen would be lost to the public, and to research. That prompted National Geographic to go looking for Stan, as...

Controversial Take: T. Rex Is Actually 3 Species
Controversial Take:
T. Rex Is Actually 3 Species
NEW STUDY
Mar 2, 2022 8:52 AM CST

Controversial Take: T. Rex Is Actually 3 Species

Research team wants 'tyrant lizard king' joined by an 'emperor' and 'queen'

(Newser) - Tyrannosaurus rex is the most intensively studied dinosaur in the world. Yet generations of paleontologists have failed to notice that T. rex is not a unique species but actually three, according to new research published Tuesday in Evolutionary Biology . "This paper is likely to rock the paleo community, and...

Biggest Triceratops Fossil Sells for Far More Than Expected

(Newser) - Update: The biggest triceratops skeleton ever found has sold for more than four times the expected price—and as paleontologists feared, the buyer wasn't a museum. The Drouot auction house says the fossil, known as "Big John," was bought for $7.7 million by a private collector...

Utah Discovery a 'Tipping Point' on T. Rexes
Mass T. Rex Death Site
Births a Terrifying Theory
IN CASE YOU MISSED IT
Apr 25, 2021 10:30 AM CDT

Mass T. Rex Death Site Births a Terrifying Theory

The dino predators may have hunted in packs: researchers

(Newser) - Imagine being chased by a Tyrannosaurus rex. Now imagine being chased by six. That might've been the scenario for T. rex prey, according to new research suggesting the dino predator hunted in packs like wolves. The theory stems from a site discovered in 2014 at the Grand Staircase-Escalante National...

It Wouldn't Have Been Easy to Bump Into a T. Rex
Total, All-Time T. Rex
Population Put at 2.5B
new study
Apr 15, 2021 4:38 PM CDT

Total, All-Time T. Rex Population Put at 2.5B

Their numbers were spread over more than a million years, so it's not like they were on every corner

(Newser) - One Tyrannosaurus rex seems scary enough. Now picture 2.5 billion of them. That’s how many of the fierce dinosaur kings probably roamed Earth over the course of a couple of million years, a new study finds. Using calculations based on body size, sexual maturity, and the creatures' energy...

A Most Unusual Rock Hall Induction
A Most Unusual
Rock Hall Induction
Nov 8, 2020 5:43 AM CST

A Most Unusual Rock Hall Induction

The pandemic forces the show to be a taped HBO special, continues to ruin basically everything

(Newser) - In a normal year, the newly inducted Rock and Roll Hall of Fame class would have hit the stage and performed the songs that got them into the vaunted institution. Not 2020. Because of the pandemic, this year’s all-star group was inducted Saturday night in a taped HBO special...

Court: Fossils Worth Millions Belong to Montana Family

Mary Ann and Lige Murray own surface rights to land where 'dueling dinosaurs' found

(Newser) - Dinosaur fossils worth millions of dollars unearthed on a Montana ranch belong to the owners of the land’s surface rights, not the owners of the mineral rights, a US appeals court ruled. The June 17 ruling by the 9th US Circuit Court of Appeals upheld a 2016 decision by...

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