Five hundred million years ago, a larva this small swam in the oceans of the Cambrian Period, its tiny form supporting a ...

Learn more about a time period marked by an intense burst of evolution. 3 min read The Cambrian period, part of the Paleozoic era, produced the most intense burst of evolution ever known. The Cambrian ...

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

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 ...

The Paleozoic era began 530 million years ago when the Earth woke up from an ice age. This era lasted for 289 million years, ...

May 6 (UPI) --During the Cambrian explosion, thousands of new species appeared during a relatively short amount of time. The earliest forms of many modern species first emerged during the Cambrian ...

The most recent 12 percent of time on Earth is a striking anomaly when compared with the great bulk of our planet’s evolution. After 3 billion years or more of Earth as a microbial world, cells found ...

Researchers have found the oldest clue yet of animal life, dating back at least 100 million years before the famous Cambrian explosion of animal fossils. Researchers at the University of California, ...

The first signs of complex animal life begin in the Ediacaran Period, which started more than 600 million years ago. But it’s difficult to understand how those organisms relate to the life we see ...

Jennifer Hoyal Cuthill received funding from the John Templeton Foundation and the UK Palaeontological Association. When did animals originate? Evolutionary theorist Charles Darwin may have speculated ...