Pigs, rats, cats, and mongooses, all brought to the island decades earlier by humans, were to blame for their demise, preying ...

Paleontologists have long wrestled with the challenge of identifying the genders of dinosaurs from the fossils they leave ...

A new analysis of a fossil unearthed in 2006 provides a fresh line of evidence that a separate tyrannosaur lineage called ...

Scientists say the earliest long-snouted fossil crocodile, which was around 12 feet long, lived about 80 million years ago.

The Tremembé Formation itself is the only fossil-rich unit in Brazil from the Late Oligocene that preserves mammal remains.

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 new study shows that 67-million-year-old fossils originally discovered around eighty years ago, are that of an adult ...

There are literally decades of research... based on a premise that this article overturns,” said one paleontologist.

The “dueling dinosaur” fossil still leaves more questions than answers as scientists now attempt to determine their causes of ...

A new specimen of one of the most controversial species of dinosaur has the potential to overturn decades of research on the T rex.Author Abi Crane ...

Everything scientists believed about the T-Rex could be wrong after a study proved the existence of its smaller cousin.