Ancient seas get a new T. rex as massive mosasaur emerges from Texas fossils
There's a new T. rex in the fossil record, only this one terrorized the ancient seas. New research led by scientists at the American Museum of Natural History, the Perot Museum of Nature and Science i...
There's a new T. rex from the dinosaur age — and it ruled the seas with a skull-crushing bite
The newly described mosasaur Tylosaurus rex spanned up to 43 feet (13 meters) long and may have been one of the fiercest marine predators of the dinosaur age.
Rare 567‑million‑year‑old fossils refine our understanding of early animal evolution
From butterflies to blue whales, corals and worms, Earth is home to an incredible diversity of animals. How all of these animals evolved from earlier, simpler ancestors is one of the most exciting sto...
Exceptional preservation and unexpected diversity of radiolarians in the aftermath of the Permian–Triassic mass extinction
Papers in Palaeontology, Volume 12, Issue 3, May/June 2026.
Early fossil eukaryotes were benthic aerobes
Complex animals evolved up to 10 million years earlier than previously thought, fossil discovery shows
Trove of fossils discovered in Canada sheds light on "when life first became large, complex and unmistakenly animal."
Discovery of new fossils in Northwest Canada changes view of early animal evolution
Researchers have uncovered a remarkable fossil site in a remote part of Canada's Northwest Territories, offering unprecedented insight into the earliest evolution of complex animal life on Earth. Find...
Preservation and palaeobiogeography of dinosaur eggs from the Dadaepo Formation (Upper Cretaceous: Cenomanian), Korea
Papers in Palaeontology, Volume 12, Issue 3, May/June 2026.
Why meat-eating dinosaurs like T. rex evolved tiny arms
The evolution of tiny arms in several groups of meat-eating dinosaurs was likely driven by the development of strong, powerful heads, which were used to attack prey, according to a new study led by re...
Ancient Arctic fossils uncover three mammal species that survived months of darkness
Today's Arctic may feel remote and desolate, but more than 70 million years ago, it was a surprisingly lively place for some of Earth's ancient mammals.
Giant “Last Titan” Dinosaur Discovered in Thailand Was Bigger Than 9 Elephants
A massive new dinosaur discovered in Thailand may have been one of the last giant sauropods to roam Southeast Asia. The towering “last titan” stretched nearly 90 feet long and weighed as much as nine ...
An exquisitely preserved young iguanodontian from the Upper Jurassic of Tanzania sheds light on skeletal fusion patterns within Archosauria
Papers in Palaeontology, Volume 12, Issue 3, May/June 2026.
Scientists Discover Bizarre 100-Million-Year-Old Insect With Giant Claws
Scientists have discovered a previously unknown species of true bug that has claws. Amber from Myanmar’s Kachin region has preserved many fossils that reveal the animal diversity of a Cretaceous fores...
'Last titan' of Thailand discovered, and it's the longest-necked dinosaur on record from Southeast Asia
A newfound species of long-necked dinosaur from Thailand lived up to 120 million years ago, and it's the largest known of its kind from Southeast Asia.
Stunning 150-million-year-old stegosaur skull rewrites dinosaur evolution
A spectacular dinosaur discovery in Spain is giving scientists a rare new look inside the world of stegosaurs. Paleontologists uncovered the best-preserved stegosaur skull ever found in Europe, belong...
Stunning fossil discovery in Ethiopia rewrites human origins
A stunning fossil discovery in Ethiopia shows that early Homo and a previously unknown Australopithecus species lived together around 2.6 to 2.8 million years ago. The find overturns the classic “ape-...
Scientists discover giant “last titan” dinosaur, Southeast Asia’s largest ever
A massive new dinosaur discovered in Thailand is rewriting Southeast Asia’s prehistoric history. The newly named Nagatitan chaiyaphumensis was a colossal long-necked sauropod that weighed around 27 to...
New materials of the rare fossil mustelid Cernictis hesperus (Carnivora, Mammalia) from the Pinole Tuff genotype locality in California
The Neogene fossil record of predatory mammals indicates periodic dispersals across the Beringian land bridge. Among the documented immigrant species in the weasel family (Mustelidae), Cernictis hespe...
540-Million-Year-Old Fossils Reveal a Huge Surprise About Early Life on Earth
Scientists discovered that some of Earth’s supposed earliest animal fossils were actually giant ancient microbes. Ancient microfossils discovered in Brazil are changing scientists’ understanding of ea...
Paleontology rocked by discovery of organic molecules in 66-million-year-old dinosaur bones
Scientists have uncovered compelling evidence that dinosaur fossils may still contain traces of their original proteins, overturning a long-standing belief that fossilization destroys all organic mate...