A newly discovered prehistoric mammal may hold clues to how life survived the dinosaur-killing extinction. The tiny species, ...

Scientists found preserved blood vessel structures in a T. rex fossil, offering new insight into dinosaur healing and fossilization.

Tiny dinosaur fossils that puzzled scientists for over 20 years have finally revealed their true identity. Rather than ...

Scientists have identified a new prehistoric mammal species, Cimolodon desosai, from a rare fossil in Baja California that ...

One of the most fascinating fossils discovered in Argentina includes a chicken-sized dinosaur whose existence challenges our understanding of the preh.

New analyses of fossilized jaws reveal that massive, kraken-like octopuses once hunted alongside other marine predators.

Mammals and dinosaurs coexisted on Earth until a catastrophic event 66 million years ago killed 75% of life on the planet.

Octopuses' earliest relatives may have been gigantic predators hunting during the age of dinosaurs, according to new Hokkaido ...

Learn about a small rodent-like mammal whose descendants survived the extinction event that killed all non-avian dinosaurs.

Bicharracosaurus dionidei, a newly discovered sauropod from Argentina, shows a mix of brachiosaurid and diplodocid traits, ...

From preserved plants to T. rex, the material found in these Late Cretaceous rocks has resulted in countless breakthroughs ...

Sul Ross State University geology students collected a giant Alamosaurus vertebra from Big Bend National Park in March 2025.