The behemoth dinosaurs grew more slowly and had longer lifespans than previously thought, a new study suggests ...
A new study reveals Tyrannosaurus rex took 40 years to reach full size, not 30, as previously thought. Researchers analyzed bone tissue from fossils to determine their results.
There is no question that Tyrannosaurus rex got big. In fact, this fearsome dinosaur may have been Earth’s most massive land ...
It turns out the mighty T. rex wasn't always so mighty! New research is shedding light on how long it took the "king of the ...
Tyrannosaurus rex lived longer and took more time to reach its maximum size than previously thought, according to a new study. Scientists have long counted annual growth rings in fossilized ...
It is no secret that the tyrannosaurus rex was one of the largest carnivorous creatures to walk the earth millions of years ago, but a new study suggests it may have taken the predator decades to ...
One hundred years of Tyrannosaurus rex : the skeletons / Neal L. Larson -- Wyoming's Dynamosaurus imperiosus and other early discoveries of Tyrannosaurus rex in the Rocky Mountain West / Brent H.
June 4 (Reuters) - A rare fossil of an adolescent Tyrannosaurus rex has been excavated in North Dakota's badlands - a find noteworthy for the scientific insight it may offer into the life history of ...
WASHINGTON, Dec 4 (Reuters) - Paleontologists for decades debated whether meat-eating dinosaur Nanotyrannus was actually just a juvenile Tyrannosaurus. But within a span of five weeks, the matter ...