Great white shark's "gigantic" ancient relative revealed
The creature had the potential to reach up to 30 feet long, making it possibly the largest shark of this type ever to have lived.
Paleontologists discover "exceptionally large" fossil snake
This snake's size makes it one of the largest snakes that ever lived, rivaling the size of the enormous Titanoboa.
Paleontologists may have solved 150-year-old bone mystery
"It seems highly probable that the fragments in question also belong to an ichthyosaur," researcher Marcello Perillo said.
Dinosaurs found to break 150-year-old scientific rule
The discovery throws into question our understanding of animal evolution.
Jurassic fossil discovery leads to new mammal theory
"The fossils show incremental modifications that demonstrate the complex process of adaptation," researcher Patricia Vickers-Rich said.
'Jurassic Park' vindicated as triceratops shown to have lived in herds
Research on the teeth of five fossilized triceratops showed they had the same migratory existence, implying they moved as a group at least some of the time.
"Remarkable" rock art and dinosaur footprint site "like no other"
The "outstanding" site features mysterious prehistoric rock engravings and dinosaur footprints that date back 140 million years.
Paleontologists reveal new species of ancient crocodile was Triassic tank
The paleontologists were surprised to find the ancient reptile's carapace of bony armor practically complete.
Giant sail-backed dinosaur might have been "heron from hell"
The dinosaur, Spinosaurus aegyptiacus, was one of the largest predators ever to prowl the Earth, according to researchers.
New species of "unique" prehistoric dolphin discovered
The ancient dolphin may have "scanned shallow waters to capture small prey in a basket of teeth," the researchers explain.
Renowned lizard fossil exposed as forgery
The black parts of the fossil, previously thought to be preserved soft tissues, have turned out actually to be black paint.
Dog walker's bone find leads to near-complete fossil titanosaur skeleton
The dinosaur is a 70-million-year-old titanosaur, which was one of the largest groups of dinosaurs, and included brachiosaurus and diplodocus.
Paleontologists reveal prehistoric shark's teeth had their own tiny fangs
The newly discovered shark lived in the Paleocene period, approximately 65 million years ago.
Paleontologists reveal new US dino that lived just before mass extinction
The name of the new species, which lived just over 66 million years ago, roughly translates to "Pharaoh's dawn chicken from hell".
"Dinosaur skin" fossil turns out to be skull of huge prehistoric fish
The ancient fish, which likely measured more than six feet in length, lived around 72 million years ago.
T. rex's closest cousin discovered, shining light on Tyrannosaur origins
The huge dinosaur was very similar to the infamous T. rex, growing to about its same height, 12 feet.
Two new 'iconic and bizarre' dinosaur species discovered
The prehistoric creatures, one found in Montana, lived just before the mass extinction event that wiped out the dinosaurs.
Dinosaur Happy Meal? Young tyrannosaurs ate from the kids' menu
A young dinosaur fossil contains the remains of its last meal, showing tyrannosaurids had different diets between youth and adulthood.
Feeling your age? Blame the dinosaurs, scientist argues
Pressure from dinosaur predation 100 million years ago may have forced mammals to evolve to live fast and die young rather than growing very old like reptiles.
Dinosaurs that died 190 million years ago found with 50 "leathery" eggs
Researchers identified a new dinosaur species in China alongside dozens of its eggs containing the skeletal remains of embryos.
"Bizarre" new dinosaur species discovered that slept like today's birds
The previously unknown dinosaur, which is thought to have lived around 70 million years ago, had several bird-like features.
Gnawed dinosaur bones reveal carnivore habits in Jurassic America
Dinosaur fossils with bite marks have shed new light on the interactions between Jurassic predators and some of the largest creatures ever to roam the Earth.
"Overlooked" dinosaur kept in US museum is way more amazing than we thought
The dinosaur lived in North America before the mass extinction event around 66 million years ago alongside T. rex and Triceratops.
Texas dinosaur unearthed 96 million years after it roamed Dallas-Fort Worth
The new dinosaur is one of the first small-bodied plant-eating species found in the area, shedding light on the type of dinosaurs that lived in Texas.
Large flying reptile that ruled the sky 100 million years ago found by lake
The prehistoric creature belongs to a family of reptiles that includes the largest flying animals that ever lived.
Scientists reveal exactly what killed the dinosaurs
Silicate dust produced after the asteroid prevented photosynthesis and plunged Earth into a brutal winter, killing the dinosaurs and 75 percent of life.
Disappearing dinosaur bones were sold to China for $1 million: feds
The defendants exported 150,000 pounds of paleontological resources stolen from southeastern Utah, according to the grand jury indictment.
"Gigantic" 122-million-year-old dinosaur discovery is among largest found
The remains of the previously unknown species of dinosaur include vertebrae measuring over 3 feet wide and a six-foot-long leg bone.
Dozens of preserved dinosaur footprints from 150 million years ago found
Researchers discovered three sites containing a diverse range of dinosaur tracks and one set that a pterosaur may have made.
Dinosaur footprints emerge amid severe drought in Texas
The footprints belong to an Acrocanthosaurus—a carnivore that lived from 113 to 110 million years ago