Trapped in the enamel of fossilized dinosaur teeth is a fascinating glimpse into the Earth's atmospheric past stretching back 150 million years. A recent study shows that carbon dioxide levels back ...

A meat-eating dinosaur that was one of the last to walk Earth replaced its teeth as often as modern sharks do, scientists have discovered. Majungasaurus, which lived between 66 and 70 million years ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. Majungasaurus never needed dental work. If it had tooth problems ...

Add Yahoo as a preferred source to see more of our stories on Google. The cast of the skull of Nigersaurus. The fossil skull of Nigersaurus was one of the first dinosaur skulls to be digitally ...

A newly identified 8-metre-long predatory dinosaur probably waded in water waiting to ambush fish and other aquatic prey with its crocodile-like jaws and its constantly renewing, serrated teeth.

When you think of dinosaur teeth, your mind likely jumps to the terrifying, bone-crushing daggers of a Tyrannosaurus rex. However, the title for the most peculiar dental arrangement belongs to a much ...

This planet once played host to a massive dinosaur that packed more than 500 teeth into its jaws. That might sound like a terrifying prospect at first, but the creature in question wasn't a vicious ...

A dinosaur that resembled a penguin-goose mix with too many teeth has been discovered in the depths of the Gobi Desert. The near-complete skeleton was unearthed in 2008 from the Baruungoyot Formation, ...

This dinosaur’s skull was light as air but its mouth was packed with power—and a unique ability to quickly grow teeth. Here’s how Nigersaurus was built for nonstop grazing. The cast of the skull of ...

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