The Cambrian period wasn’t just a chapter in Earth’s history – it was the plot twist that changed everything. What New Research Reveals About Cambrian Sociality Think again about the idea of ancient ...

The deposit contains more than 50 unknown species from the Cambrian Explosion. This is an Inside Science story. (Inside Science) -- A new trove of outstandingly preserved fossils in China from the ...

Cambrian Period creatures known as sea moths seemed alien because of their additional eye, but a study finds anatomical features more in line with modern animals. An artist’s impression of Mosura ...

More than half a billion years ago, the Grand Canyon was not the arid landscape we know today but a shallow, tropical sea teeming with strange life. Now, scientists have uncovered a remarkable fossil ...

Five hundred million years ago, tacos existed. But they weren’t corn or flour; they were the hard-shelled coverings on a now-extinct sea creature, Odaraia alata. According to new research, the ...

Rare fossils found along the Colorado River 'give us a fuller picture of what life was like during the Cambrian period,' says ...

A newly described species from the Burgess Shale had three eyes, clawed limbs, and a tail full of gills—plus internal organs preserved in stunning detail. Reading time 3 minutes A newly described ...

Scientists have discovered a set of "extraordinary" microfossils that preserve muscle tissue from a mysterious creature that lived 535 million years ago. The tiny fossils were recovered from the ...

Scientists are studying new fossils of the predators that could grow to almost 12 inches long and may have dominated the seas over 500 million years ago. By Laura Baisas Published Jan 3, 2024 2:04 PM ...

Though the Grand Canyon we know today is a deep and dusty chasm, it was once an equatorial region bathed in a shallow sea. Throughout the middle Cambrian period (about 500 million years ago) this ...