The fossilized eggs were likely laid by titanosaurs, massive herbivores measuring 50 feet long and weighing between 15 and 20 ...

A newfound species of long-necked dinosaur from Thailand lived up to 120 million years ago, and it's the largest known of its ...

The newly described mosasaur Tylosaurus rex spanned up to 43 feet (13 meters) long and may have been one of the fiercest ...

One of Colorado's most astonishing and coincidental fossil discoveries was found earlier this year, right beneath the parking lot of the Denver Museum of Nature & Science, museum officials announced ...

Not long before an asteroid crashed into Earth and wiped out most of the dinosaurs, a long-necked dinosaur the size of nine ...

With so many of them having been ambush predators, perhaps we should have expected they could hide themselves from us like this.

This year marks the 200th anniversary of one of the weirdest and most reality-shifting moments in science. On Feb. 20, 1824, at the annual meeting of the Geological Society in London, the world was ...

A student unearthed a Triceratops skull fragment in North Dakota's Hell Creek Formation. The fossil, named Alice, was found ...

Looking for something out of the ordinary to do this spring break? How does racing a dinosaur sound? What about playing in a glowing world of color and light? Or putting on a lab coat and doing an ...

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The dinosaurs are going extinct at the Pacific Science Center. After nearly four decades of towering over visitors, the beloved animatronic beasts will take their final bow after Labor Day. Their ...