Researchers uncovered blood vessels in Scotty, the largest T. rex fossil. High-powered x-rays revealed mineralized tissues that deepen our understanding of dinosaur biology. Although much of modern ...

Dinosaur fossils reveal preserved blood molecules, reshaping how scientists understand fossil chemistry and deep-time ...

A refined type of spectroscopy could advance a long-standing debate about the presence of dinosaur soft tissue ...

Those structures had to be made of something, possibly proteins, Schweitzer reasoned, launching her quest to recover remnants ...

Blood vessel structures found preserved in a famous T rex fossil are helping scientists understand how dinosaurs healed from injuries. Scotty, nicknamed for a celebratory bottle of scotch used the ...

It's extremely rare to find a complete skeleton of a dinosaur. It's rarer still that such a skeleton needs to be found twice. Such is the fate of "Stan" the T. rex, a massive, mostly complete skeleton ...

DENVER (WKRC/KUSA/CNN Newsource) - Scientists at the Denver Museum of Nature and Science made an unexpected discovery right beneath their feet while conducting research in the museum's parking lot.

Tyrannosaurus rex evolved in North America, but its direct ancestor came from Asia, crossing a land bridge connecting the continents more than 70 million years ago, according to a new study led by UCL ...

Fossils of the T. rex, tyrant lizard and queen of the dinosaurs, are found exclusively in North America. Strangely, they have more in common with other large theropod dinosaurs in Asia than they do ...