Dinosaur bones are like trees—every year is represented by a new ring, and paleontologists can count those concentric circles ...
There is no question that Tyrannosaurus rex got big. In fact, this fearsome dinosaur may have been Earth's most massive land ...
8hon MSN
Fossil analysis changes what paleontologists know about how long T rex took to grow full size
Tyrannosaurus rex lived longer and took more time to reach its maximum size than previously thought, according to a new study ...
A study of fossil bones shows Tyrannosaurus rex kept growing until around age 40, challenging long-held ideas about dinosaur ...
For decades, scientists have been counting annual growth rings—similar to tree rings—inside fossilized leg bones of ...
New Scientist on MSN
T. rex took 40 years to become fully grown
An analysis of growth rings in the leg bones of 17 Tyrannosaurus rex individuals reveals that the dinosaurs matured much more ...
A comprehensive analysis of Tyrannosaurus rex fossils is surprising scientists with just how long these apex predators took ...
Scientists discovered a new dinosaur species, and it could reshape the history of T. rex's evolution
The new species shows the dinosaurs got bigger a lot earlier than scientists originally thought. It also supports the theory that T. Rex originated in North America, not Asia. Scientists recently ...
A new approach using the hyoid bone uncovered distinct growth patterns. A new study has brought clarity to a long-running ...
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