Tyrannosaurus Rex News

September 15, 2025

Top Headlines

Scientists Just Uncovered Three Ancient Worlds Frozen Beneath Illinois for 300 Million Years

Aug. 9, 2025 — Over 300 million years ago, Illinois teemed with life in tropical swamps and seas, now preserved at the famous Mazon Creek fossil site. Researchers from the University of Missouri and geologist ...

Dinosaurs Could Hold Key to Cancer Discoveries

May 29, 2025 — New techniques used to analyze soft tissue in dinosaur fossils may hold the key to new cancer discoveries. Researchers have analyzed dinosaur fossils using advanced paleoproteomic techniques, a method that holds promise for uncovering molecular data ...

Birds Nested in Arctic Alongside Dinosaurs

May 29, 2025 — Spring in the Arctic brings forth a plethora of peeps and downy hatchlings as millions of birds gather to raise their young. The same was true 73 million years ago, according to a new article. The paper documents the earliest-known example of birds ...

Europe's Most Complete Stegosaurian Skull Unearthed in Teruel, Spain

May 29, 2025 — Palaeontologists have analyzed the most complete stegosaurian skull ever found in Europe and rewritten the evolutionary history of this iconic group of ...

Mystery of 'Very Odd' Elasmosaur Finally Solved: Fiercely Predatory Marine Reptile Is New Species

May 23, 2025 — A mysterious sea monster fossil discovered decades ago in British Columbia has finally revealed its true identity — and it’s unlike anything scientists have seen before. Named Traskasaura ...

Toothache from Eating Something Cold? Blame These Ancient Fish

May 22, 2025 — New research shows that dentine, the inner layer of teeth that transmits sensory information to nerves inside the pulp, first evolved as sensory tissue in the armored exoskeletons of ancient ...

Scientists Use Fossils to Assess the Health of Florida's Largest Remaining Seagrass Bed: Surprisingly, It's Doing Well!

May 16, 2025 — A new study shows that seagrass ecosystems along the northern half of Florida's Gulf Coast have remained relatively healthy and undisturbed for the last several thousand ...

Australia's Oldest Prehistoric Tree Frog Hops 22 Million Years Back in Time

May 14, 2025 — Scientists have now discovered the oldest ancestor for all the Australian tree frogs, with distant links to the tree frogs of South ...

Fossil Tracks Show Reptiles Appeared on Earth Up to 40 Million Years Earlier

May 14, 2025 — The origin of reptiles on Earth has been shown to be up to 40 million years earlier than previously thought -- thanks to evidence discovered at an Australian fossil site that represents a critical ...

UV Light and CT Scans Helped Scientists Unlock Hidden Details in a Beautifully-preserved Fossil Archaeopteryx

May 14, 2025 — Archaeopteryx is the fossil that clearly demonstrated Darwin's views. It's the oldest known fossil bird, and it helps show that all birds -- including the ones alive today -- emerged from dinosaurs. ...

From Prehistoric Resident to Runaway Pet: First Tegu Fossil Found in the U.S.

May 12, 2025 — Originally from South America, the charismatic tegu made its way to the United States via the pet trade of the 1990s. But a recent discovery shows these reptiles are no strangers to the region -- ...

New Ancient Fish Species Earliest Known Salmon Ancestor

May 9, 2025 — The Arctic landscape during the Cretaceous Period may have been dominated by the dinosaurs, but the rivers and streams held something more familiar. Alaska's fresh waters 73 million years ago were teeming with the ancient relatives of today's ...

Latest Headlines

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150-Million-Year-Old Teeth Expose Dinosaurs’ Secret Diets

Sep. 14, 2025 — By analyzing tooth enamel chemistry, scientists uncovered proof that Jurassic dinosaurs divided up their meals in surprising ways—some choosing buds and leaves, others woody bark, and still others ...

These Dinosaur Eggs Survived 85 Million Years. What They Reveal Is Wild

Sep. 11, 2025 — Dating dinosaur eggs has always been tricky because traditional methods rely on surrounding rocks or minerals that may have shifted over time. Now, for the first time, scientists have directly dated ...

Dinosaur Teeth Reveal Secrets of Jurassic Life 150 Million Years Ago

Sep. 7, 2025 — Sauropod tooth scratches reveal that some dinosaurs migrated seasonally, others ate a wide variety of plants, and climate strongly shaped their diets. Tanzania’s sand-blasted vegetation left ...

Baby Pterosaurs Died in Ancient Storms—and Their Fossils Reveal the Truth

Sep. 5, 2025 — Two tiny pterosaurs, preserved for 150 million years, have revealed a surprising cause of death: violent storms. Researchers at the University of Leicester discovered both hatchlings, nicknamed Lucky ...

Mysterious Bone Disease Ravaged Brazil’s Giant Dinosaurs

Sep. 2, 2025 — Fossilized bones in Brazil reveal that deadly infections plagued sauropods 80 million years ago. Researchers uncovered unhealed lesions consistent with osteomyelitis, pointing to pathogens spread ...

Bizarre Ankylosaur With Giant Neck Spikes Redefines Dinosaur Evolution

Aug. 30, 2025 — Spicomellus afer, a newly analyzed Jurassic ankylosaur from Morocco, is overturning scientists’ understanding of dinosaur evolution. Unlike any other known creature, it carried a collar of ...

Scientists Discover Armored “goblin Monster” in Prehistoric Utah

Aug. 29, 2025 — Scientists have identified a new giant lizard, Bolg amondol, from Utah’s Kaiparowits Formation, named after Tolkien’s goblin prince. Part of the monstersaur lineage, Bolg reveals that multiple ...

70-Million-Year-Old Crocodile Relative With Dinosaur-Crushing Jaws Found in Argentina

Aug. 29, 2025 — Seventy million years ago, southern Patagonia was home to dinosaurs, turtles, and mammals—but also to a fierce crocodile-like predator. A newly ...

Forgotten Rock in Japan Reveals 220-Million-Year-Old Ichthyosaur Fossil

Aug. 25, 2025 — A chance glance at a museum display has led to the first-ever discovery of an ichthyosaur fossil in western Japan, dating back around 220 million years. Initially mistaken for a common bivalve ...

140,000-Year-Old Skeleton Shows Earliest Interbreeding Between Humans and Neanderthals

Aug. 21, 2025 — Scientists have uncovered the world s earliest fossil showing both Neanderthal and Homo sapiens features: a five-year-old child from Israel s Skhul ...

Tiny Ancient Whale With a Killer Bite Found in Australia

Aug. 13, 2025 — An extraordinary fossil find along Victoria’s Surf Coast has revealed Janjucetus dullardi, a sharp-toothed, dolphin-sized predator that lived 26 million years ago. With large eyes, slicing teeth, ...

Crushing Vs. Slashing: New Skull Scans Reveal How Giant Dinosaurs Killed

Aug. 5, 2025 — Tyrannosaurus rex might be the most famous meat-eater of all time, but it turns out it wasn’t the only way to be a terrifying giant. New research shows that while T. rex evolved a skull designed ...

Scientists Reexamine 47-Year-Old Fossil and Discover a New Jurassic Sea Monster

Aug. 4, 2025 — A new long-necked marine reptile, Plesionectes longicollum, has been identified from a decades-old fossil found in Germany’s Posidonia Shale. The remarkably preserved specimen rewrites part of the ...

Bizarre Ancient Creatures Unearthed in the Grand Canyon

Aug. 14, 2025 — A groundbreaking fossil discovery in the Grand Canyon has unveiled exquisitely preserved soft-bodied animals from the Cambrian period, offering an unprecedented glimpse into early life more than 500 ...

Stunning “wonder Reptile” Discovery Rewrites the Origins of Feathers

Aug. 9, 2025 — The newly described Mirasaura grauvogeli from the Middle Triassic had a striking feather-like crest, hinting that complex skin appendages arose far earlier than previously believed. Its bird-like ...

A Tiny Dinosaur Bone Just Rewrote the Origin of Bird Flight

July 24, 2025 — A tiny, overlooked wrist bone called the pisiform may have played a pivotal role in bird flight and it turns out it evolved far earlier than scientists thought. Fossils from bird-like dinosaurs in ...

Tiny Fossil With Razor Teeth Found by Student — Rewrites Mammal History

July 12, 2025 — A university student on a fossil-hunting field trip in Dorset made a stunning discovery: a 145-million-year-old jawbone belonging to a previously unknown mammal species with razor-like teeth. With ...

North America’s Oldest Pterosaur Unearthed in Arizona’s Triassic Time Capsule

July 8, 2025 — In the remote reaches of Arizona s Petrified Forest National Park, scientists have unearthed North America's oldest known pterosaur a small, gull-sized flier that once soared above Triassic ...

These 545-Million-Year-Old Fossil Trails Just Rewrote the Story of Evolution

June 27, 2025 — A groundbreaking study suggests that the famous Cambrian explosion—the dramatic burst of diverse animal life—might have actually started millions of years earlier than we thought. By analyzing ...

Mammals Didn't Walk Upright Until Late—here's What Fossils Reveal

June 25, 2025 — The shift from lizard-like sprawl to upright walking in mammals wasn’t a smooth climb up the evolutionary ladder. Instead, it was a messy saga full of unexpected detours. Using new bone-mapping ...

Monster Salamander With Powerful Jaws Unearthed in Tennessee Fossil Find

June 17, 2025 — A massive, extinct salamander with jaws like a vice once roamed ancient Tennessee and its fossil has just rewritten what we thought we knew about Appalachian amphibians. Named Dynamognathus ...

The 10,000-Mile March Through Fire That Made Dinosaurs Possible

June 13, 2025 — Despite Earth's most devastating mass extinction wiping out over 80% of marine life and half of land species, a group of early reptiles called archosauromorphs not only survived but thrived, ...

What a Dinosaur Ate 100 Million Years ago—Preserved in a Fossilized Time Capsule

June 10, 2025 — A prehistoric digestive time capsule has been unearthed in Australia: plant fossils found inside a sauropod dinosaur offer the first definitive glimpse into what these giant creatures actually ate. ...

160 Million Years Ago, This Fungus Pierced Trees Like a Microscopic Spear

June 8, 2025 — In a paper published in National Science Review, a Chinese team of scientists highlights the discovery of well-preserved blue-stain fungal hyphae within a Jurassic fossil wood from northeastern ...

First Fossil Evidence of Endangered Tropical Tree Discovered

May 9, 2025 — Scientists have discovered fossil evidence of an endangered, living tropical tree species. The unprecedented find was made in Brunei, a country on the large island of Borneo, and reveals a critical ...

Triassic Fossil Reveals Nature's Best Jaw for Hunting Fast Fish

May 7, 2025 — Newly discovered species of extinct fish shows striking similarities to unrelated modern-day predators, suggesting certain traits have emerged multiple times and remained consistent over hundreds of ...

T. Rex's Direct Ancestor Crossed from Asia to North America

May 6, 2025 — Tyrannosaurus rex evolved in North America, but its direct ancestor came from Asia, crossing a land bridge connecting the continents more than 70 million years ago, according to a new ...

New Drone-Assisted 3D Model Offers a More Accurate Way to Date Dinosaur Fossils

May 6, 2025 — A new study is reshaping how scientists date dinosaur fossils in Alberta's Dinosaur Provincial Park (DPP). Using advanced drone-assisted 3D mapping, researchers have uncovered significant ...

Genomic Survey Uncovers Evolutionary Origins of Secretoglobins

May 5, 2025 — At a conference in Washington D.C. in 2000, the secretoglobin super family of proteins was named to classify proteins with structural similarities to its founding member uteroglobin. Now, 25 years ...

Ptero Firma: Footprints Pinpoint When Ancient Flying Reptiles Conquered the Ground

May 1, 2025 — A new study links fossilized flying reptile tracks to animals that made them. Fossilized footprints reveal a 160-million-year-old invasion as pterosaurs came down from the trees and onto the ground. ...