The predator, nicknamed Raptorex, lived about 60 million years before the T. rex and was slightly larger than the human male, scientists said. The findings, to be released Friday ...

For years, the "dueling dinosaurs" in a North Carolina museum were believed to be a Triceratops and Tyrannosaurus rex. However, an article published on October 30 in the journal Nature has a different ...

Add Yahoo as a preferred source to see more of our stories on Google. A new fossil study confirms that a smaller tyrannosaur once lived beside T. rex, changing how we see the dinosaur world and the ...

(CNN) — Scientists have identified a previously unknown 86 million-year-old dinosaur species that fills an early gap in the fossil record of tyrannosaurs, revealing how they evolved to become massive ...

In an unexpected turn of events, three young boys uncovered the remains of a teenage Tyrannosaurus rex while hiking in the North Dakota Badlands. What initially seemed like a simple outdoor adventure ...

View post: A Slovak National Was on the Run for 16 Years. Then He Went to the Olympics in Milan Researchers now identify the "dueling dinosaur" tyrannosaur as an adult Nanotyrannus, not T. rex. "This ...

When you look at a fossil on display, you may envision the world 66 million years ago. You might feel the earth shake beneath you as a large predator stalks the ancient floodplain. It has long, sharp ...