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

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 ...

Life on Earth may have begun billions of years ago with a quiet, single-celled whimper, but it really arrived with a bang about 540 million years ago. Within a relatively short period of time, life ...

Scientists have unearthed in southern China fossils of a multitude of marine creatures dating to more than a half billion years ago, showing a deep-water ecosystem thriving in the aftermath of the ...

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 authors do not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and have disclosed no relevant affiliations beyond their ...

The explosion of animal life in Earth's oceans half a billion years ago during and after the Cambrian Period is commonly attributed to a substantial and sustained rise of free oxygen (O2) in seawater.

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 ...

PASADENA, Calif.–Geologists have uncovered evidence in the oil fields of Oman that explains how Earth could suddenly have changed 540 million years ago to favor the evolution of the single-celled life ...

If you were to condense the planet’s 4.5-billion-year history into a single calendar year, then sometime from the 18th to the 20th of November, as conventional wisdom would have it, the animal kingdom ...