Chemical analysis of fossil teeth from "Thomas the T. rex" pins its body temperature at 36.3 ± 2.5°C, settling a decades-old debate

For comparison, today's largest crocodile, the saltwater crocodile, weighs up to 1,150 kilograms

A new study finds a global dust cloud trapped heat and may have led to a near instantaneous dinosaur extinction

A new study analyzing 82 theropod species finds that powerful skulls used for attacking prey likely drove the shrinkage of forelimbs in meat-eating dinosaurs

Around 50,000 fossils have been found in a quarry in Hunan province in China, revealing creatures from 500 million years ago previously unknown.

University of Tübingen Prof. Katerina Harvati: 'An ancestor of Homo sapiens, some 430,000 years ago in the Megalopoli region - southern Greece - had the idea of working wood to better serve his needs'