A cursory flip through any high school biology textbook will inevitably surface a mention of the Cambrian explosion, a period about 540 million to 520 million years ago during which many animal groups ...

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

Grand Canyon fossils in the Bright Angel formation reveal 500M-year-old animals with dual feeding structures, reshaping ...

What New Research Reveals About Cambrian Sociality Think again about the idea of ancient life being a solo fight. New fossil finds show that Cambrian creatures were actually partying like it’s 1999.

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Around 540 million years ago, Earth’s life underwent a burst of ...

After decades of confusion and false starts, scientists have at last uncovered the face of Hallucigenia, one of the most ...

Spiders, crabs, and other arthropods evolved from a group of animals that underwent a burst of diversity around 500 million years ago. One fossil site provides an extraordinary glimpse into these ...

Around 500 million years ago a strange creature with bulging eyes, a rudderlike tail and 30 pairs of spiny limbs extending from its cigar-sized body swam through Earth’s seas. Most of its legs ...

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 ...

Today, Earth is home to animals of all shapes and sizes, from nearly microscopic creatures like tardigrades to 80-foot-long (25 meters) blue whales. These organisms have arisen and evolved over ...