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Dinosaurs The Mesozoic Mailbag

Meet Tyrannosaurus mcraeensis: the Newest Species of Giant Tyrannosaur

In what has already become a fascinating year for paleontology, Tyrannosaurus gains a second species that hints at the origin of these gigantic predators

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Dinosaurs The Mesozoic Mailbag

The Gorgon’s Last Meal: Fossilized Stomach Contents of a Teenage Tyrannosaur

The undigested stomach contents of an immature Gorgosaurus has shed new light on the behaviour of these enigmatic predators and their relatives…

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Dinosaurs The Mesozoic Mailbag

The Pipe Dream of Nanotyrannus Reaches New Heights: Comments on Longrich & Saitta 2024

The dream of a second Tyrannosaur genus at the end-Cretaceous of North America receives new validation, but ultimately does little to change the great Nanotyrannus debate.

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Aquatic Life Carboniferous Crocodiles Dino Docs! Dinosaurs Mammals Pterosaurs The Mesozoic Mailbag

Ferocious Mammals, New Dinosaurs, and Sliced up Ground Sloths: July 2023 in Paleontology

To say July 2023 has been a crazy month for paleontology would be underselling it.

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Dinosaurs Mammals The Mesozoic Mailbag

The Fighting Dinosaurs Part 3: Mammals vs Dinosaurs

A stunning new discovery has flipped the script on the relationship between mammals and (some) dinosaurs.

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Dinosaurs The Mesozoic Mailbag

The Intelligence of Tyrannosaurus rex

A controversial new study has raised an important question: how much do paleontologists really know about dinosaur brains?

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The Mesozoic Mailbag

Year in Review: Paleontology in 2022

Need a recap of the top discoveries, research, and events in paleontology from the last year? Look no further!

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Paleozoic The Mesozoic Mailbag

A Cold, Little Fossil: The World’s Oldest Chambered Heart

Can 380-million-year-old fossilized organs last into the present? A new discovery suggests they can…

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Dinosaurs The Mesozoic Mailbag

The Growing Family of Southern Armoured Dinosaurs

On August 11th, paleontologists announced the discovery of a strange, armoured dinosaur from Argentina. Read about paleontology’s latest enigma and how it compares to other strange dinosaurs from the south…

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Mammals The Mesozoic Mailbag

Canada’s Mummified Baby Mammoth

In the pursuit of gold, one may stumble across greater treasures…