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Fossil is the oldest-known scorpion

Yesterday

Scientists studying fossils collected 35 years ago have identified them as the oldest-known scorpion species, a prehistoric animal…
Unravelling the dinosaur diet one tooth at a time

December 30, 2019

Most of us hope that we’ll only have to lose one set of teeth during our lifetime, but…
Bite marks in fossils reveal demise of our early relatives

December 19, 2019

New fossil data show that our fishy ancestors may have risen to dominance by becoming predators of their…
New study identifies last known occurrence of extinct human ancestor

December 19, 2019

Scientists have identified the last known members of an extinct species of early humans known as Homo erectus, the first…
Two in one: Fossil shells reveal both global mercury contamination and warming when dinosaurs perished

December 17, 2019

The impact of an asteroid or comet is acknowledged as the principal cause of the mass extinction that…
First complete Jurassic marine reptile skull unlocks 150-year-old mystery

December 13, 2019

A new scientific study led by researchers at The University of Manchester has re-examined a series of fossil skulls from…
95-million-year-old fossil reveals new group of pterosaurs

December 2, 2019

Ancient flying reptiles known as pterosaurs were much more diverse than originally thought, according to a new study…
90-million-year-old ‘comma’ shrimp fossil sheds new light on modern species

November 29, 2019

The discovery of hundreds of finely preserved 90-million-year-old fossils in South America has revealed the oldest direct ancestor…
Paleontologist Scott Persons with Hannah, the Styracosaurus skull fossil he discovered in 2015 and named after his dog. (Photo courtesy of Scott Persons)
Dinosaur skull turns paleontology assumptions on their head

November 27, 2019

A team of researchers at the University of Alberta has unearthed a well-preserved Styracosaurus skull with facial imperfections that could…
Ancient snake’s cheekbone sheds light on how modern snake skulls evolved

November 21, 2019

Finding replaces guesswork about snake evolution with empirical evidence. A tiny fossilized cheekbone in a 100-million-year-old snake skull…
Dinosaur discovery sheds new light on how raptors evolved

October 14, 2019

The discovery of a nearly complete fossil of a small, feathered dinosaur in an Alberta provincial park sheds…
Ancient fossils reveal fresh clues about early life on land

October 10, 2019

Slime has been present on Earth for a very long time — almost 2 billion years, according to…
Meet the ‘mold pigs,’ a new group of invertebrates from 30 million years ago

October 9, 2019

Fossils preserved in Dominican amber reveal a new family, genus and species of microinvertebrate from the mid-Tertiary period,…
The real Jurassic Park was a vast desert

October 9, 2019

An ancient desert covered in sand dunes as far as the eye could see, where dinosaurs and small…
Early humans evolved in ecosystems unlike any found today

October 8, 2019

To understand the environmental pressures that shaped human evolution, scientists must first piece together the details of the…
Paleontologists find traces of sabre-toothed cat in Medicine Hat

October 7, 2019

New research shows that the fearsome sabre-toothed predator Smilodon fatalis lived in Alberta during the Ice Age, according to scientists…
T. rex used a stiff skull to eat its prey

September 26, 2019

A Tyrannosaurus rex could bite hard enough to shatter the bones of its prey. But how it accomplished…
New research details first days after asteroid strike that killed off dinosaurs

September 25, 2019

A giant, speeding asteroid crashed into a shallow sea 66 million years ago and plunged Earth into a…
Coral reefs and squat lobsters flourished 150 million years ago

September 19, 2019

Coral reefs and the abundant life they support are increasingly threatened today, but a snapshot of a coral…
U of T alumnus Cédric Aria at the main Marble Canyon quarry site in Canada’s Kootenay National Park during the summer of 2014 (photo by Jean-Bernard Caron)
Researchers discover tiny, 500-million-year-old predecessor to scorpions and spiders

September 13, 2019

Paleontologists working on the world-renowned Burgess Shale have revealed a new species named Mollisonia plenovenatrix, which they describe as the…
Were pterosaurs the flamingos of the Jurassic?

September 10, 2019

Never mind bats and birds, pterosaurs were the first real evolutionary heroes who gained the ability of powered…
Stanford-led research shows huge die-off in ancient biosphere

September 5, 2019

Clues from Canadian rocks formed billions of year ago reveal a previously unknown loss of life even greater…
Scientist finds fossils dating back 550 million years, among earliest known displays of animal mobility

September 5, 2019

In a remarkable evolutionary discovery, a team of scientists co-led by a Virginia Tech geoscientist has discovered what…
Oxygen depletion in ancient oceans caused major mass extinction

September 2, 2019

Late in the prehistoric Silurian Period, around 420 million years ago, a devastating mass extinction event wiped 23…
A Desmoceras fossil. A cephalopod that thrived in the early Cretaceous, 146 to 100 million years ago. Note the fossilized biomineral nacre or mother of pearl. Image credit: Pupa Gilbert
Making biominerals: nature’s recipe is old, evolved more than once

August 22, 2019

In recent years, scientists have teased out many of the secrets of biomineralization, the process by which sea…
One-toed Brazilian dinosaur dashed across ancient deserts

July 29, 2019

A new theropod dinosaur has been discovered from the little-explored region of northern Paraná in modern Brazil. Named Vespersaurus,…
The fossil of Microdocodon gracilis is preserved in two rock slabs. It was found in a site near the Wuhua village in the Daohugou area of Inner Mongolia, China. (Photo by Zhe-Xi Luo, the University of Chicago)
Here’s how mammals went from big gulps to small swallows

July 22, 2019

Researchers have found the earliest known evidence of a mammal predecessor with sophisticated bones at the back of…
UO team says Oregon fossil came from a bear-sized meat-eater

July 17, 2019

During her senior year at the University of Oregon, Selina Robson pulled a heavily damaged jaw from the…
Small horned dinosaur from China, a Triceratops relative, walked on two feet

July 15, 2019

Many dinosaur species are known from scant remains, with some estimates suggesting 75% are known from five or…
Some crocs of the past were plant eaters

July 4, 2019

Based on careful study of fossilized teeth, scientists Keegan Melstom and Randall Irmis at the Natural History Museum…
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