Tyrannosaurus Rex News

December 25, 2025

Top Headlines

New Fossils in Qatar Reveal a Tiny Sea Cow Hidden for 21 Million Years

Dec. 12, 2025 Fossils from Qatar have revealed a small, newly identified sea cow species that lived in the Arabian Gulf more than 20 million years ago. The site contains the densest known collection of fossil sea cow bones, showing that these animals once thrived ...

Scientists Find a Surprising Link Between Lead and Human Evolution

Nov. 16, 2025 Researchers found that ancient hominids—including early humans—were exposed to lead throughout childhood, leaving chemical traces in fossil teeth. Experiments suggest this exposure may have driven genetic changes that strengthened ...

A 400-million-year-old Plant Creates Water so Weird It Looks Alien

Nov. 13, 2025 Researchers discovered that living horsetails act like natural distillation towers, producing bizarre oxygen isotope signatures more extreme than anything previously recorded on Earth—sometimes resembling meteorite water. By tracing these isotopic ...

Dinosaurs Were Thriving When the Asteroid Struck

Oct. 26, 2025 Dinosaurs weren’t dying out before the asteroid hit—they were thriving in vibrant, diverse habitats across North America. Fossil evidence from New Mexico shows that distinct “bioprovinces” of dinosaurs existed until the very end. Their ...

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 ...

Latest Headlines

updated 2:00pm EST

Dinosaur Bones Found Almost on Top of Each Other in Transylvania

Dec. 23, 2025 Scientists exploring Romania’s Hațeg Basin have discovered one of the densest dinosaur fossil sites ever found, with bones lying almost on top of each other. The K2 site preserves thousands of ...

Scientists Found a Hidden Clock Inside Dinosaur Eggshells

Dec. 21, 2025 Researchers have found that fossilized dinosaur eggshells contain a natural clock that can reveal when dinosaurs lived. The technique delivers surprisingly precise ages and could revolutionize how ...

1.5-Million-Year-Old Fossil Face Is Forcing a Rethink of Human Origins

Dec. 17, 2025 Scientists have digitally reconstructed the face of a 1.5-million-year-old Homo erectus fossil from Ethiopia, uncovering an unexpectedly primitive appearance. While its braincase fits with classic ...

Giant Sea Monsters Lived in Rivers at the End of the Dinosaur Age

Dec. 15, 2025 Giant mosasaurs, once thought to be strictly ocean-dwelling predators, may have spent their final chapter prowling freshwater rivers alongside dinosaurs and crocodiles. A massive tooth found in North ...

This Rare Bone Finally Settles the Nanotyrannus Mystery

Dec. 9, 2025 Scientists have confirmed that Nanotyrannus was a mature species, not a young T. rex. A microscopic look at its hyoid bone provided the key evidence, matching growth signals seen in known T. rex ...

242-Million-Year-Old Mini Predator Changes Lizard Evolution

Nov. 30, 2025 A tiny 242-million-year-old fossil from Devon is shaking up scientists’ assumptions about the earliest members of the lizard lineage. Instead of the expected skull hinges and palate teeth typical ...

Dinosaur Mummy Found With Hooves and a Hidden Crest

Nov. 30, 2025 Scientists have reconstructed the most complete and lifelike profile of Edmontosaurus annectens thanks to an extraordinary preservation process called clay templating, in which a thin clay film ...

A Strange Ancient Foot Reveals a Hidden Human Cousin

Nov. 28, 2025 Researchers have finally assigned a strange 3.4-million-year-old foot to Australopithecus deyiremeda, confirming that Lucy’s species wasn’t alone in ancient Ethiopia. This hominin had an ...

Fossils Reveal a Massive Shark That Ruled Australia in Dinosaur Times

Nov. 22, 2025 Around 115 million years ago, northern Australia’s seas hosted a colossal shark that rewrites what we thought we knew about early ocean predators. New fossil discoveries show that modern-type ...

55-Million-Year-Old Fossils Reveal Bizarre Crocs That Dropped from Trees

Nov. 15, 2025 Scientists uncovered Australia’s oldest known crocodile eggshells, revealing the secret lives of ancient mekosuchine crocodiles that once dominated inland ecosystems. These crocs filled surprising ...

A Fierce Crocodile Ancestor That Hunted Before Dinosaurs Has Been Found

Nov. 12, 2025 Scientists have identified a new crocodile precursor that looked deceptively dinosaur-like and hunted with speed and precision. Named Tainrakuasuchus bellator, the armored “warrior” lived 240 ...

A Prehistoric Battle Just Rewrote T. Rex’s Story

Nov. 2, 2025 The debate over Nanotyrannus’ identity is finally over. A remarkably preserved fossil proves it was a mature species, not a teenage T. rex. This discovery rewrites how scientists understand ...

A 540-Million-Year-Old Fossil Is Rewriting Evolution

Nov. 12, 2025 Over 500 million years ago, the Cambrian Period sparked an explosion of skeletal creativity. Salterella, a peculiar fossil, defied conventions by combining two different mineral-building methods. ...

Hidden for 70 Million Years, a Tiny Fossil Fish Is Rewriting Freshwater Evolution

Oct. 4, 2025 Researchers in Alberta uncovered a fossil fish that rewrites the evolutionary history of otophysans, which today dominate freshwater ecosystems. The new species, Acronichthys maccognoi, shows early ...

Scientists Uncover a Mysterious Jurassic Lizard With Snake-Like Jaws

Oct. 2, 2025 A strange Jurassic lizard discovered on Scotland’s Isle of Skye is shaking up what we know about snake evolution. Named Breugnathair elgolensis, the “false snake of Elgol” combined hook-like, ...

Fossils in Germany Reveal a Jurassic Sea Monster With a Swordfish Snout

Sep. 29, 2025 Scientists have named a new ichthyosaur, Eurhinosaurus mistelgauensis, from fossils found in Mistelgau, Germany. The marine reptile had a dramatic overbite similar to swordfish and unique skeletal ...

Stunning Fossil from the Gobi Desert Rewrites Dinosaur History

Sep. 20, 2025 A newly discovered fossil in Mongolia’s Gobi Desert has revealed the oldest and most complete pachycephalosaur ever found, offering a rare glimpse into the early evolution of these dome-headed ...

Hidden for 125 Years, a Welsh Fossil Turns out to Be a Dinosaur

Sep. 22, 2025 More than a century after its discovery, a mysterious fossil from South Wales has finally been confirmed as belonging to a new species of predatory dinosaur. Using cutting-edge digital scanning, ...

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 ...

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 ...

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 ...

Mysterious Bone Disease Ravaged Brazil’s Giant Dinosaurs

Sep. 1, 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 ...

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 discovered fossil, astonishingly well-preserved, ...

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 Cave dating back 140,000 years. This discovery ...

Scientists Just Found Rare Spores Inside a Fossil Older Than Dinosaurs

Sep. 27, 2025 Scientists reclassified a long-misunderstood fossil from Brazil as a new genus, Franscinella riograndensis. Using advanced microscopy, they discovered spores preserved in situ—a rare find that ...

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 ...

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 ...