New research is reshaping how scientists understand the earliest days of Earth’s formation—suggesting that the deep interior ...

Each layer records a snapshot of the Earth system over millions to billions of years. Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert!

But other scientists disagree that Earth has moved into a new geological epoch. Erle Ellis, a professor of geography and environmental systems at the University of Maryland, Baltimore County ...

The duo suggested that we are living in a new geological epoch. The Earth is 4.5 billion years old, and modern humans have been around for around a mere 200,000 years. Yet in that time we have ...

Geologic Time is a crucial concept to understanding the history of the earth—including the evolution of life ... The geologic time scale is divided into eons, eras, periods, epochs, and ages. Our ...

The scale functions as a massive calendar, dividing the history of life into eras, periods, and epochs based on fossil evidence. In this feature, explore the history of life on Earth as we know it ...

Geologists have assigned the present time to the Holocene Epoch of the Quaternary Period, part of the Cenozoic Era, on the time scale of the 4.6-billion-year history of the Earth. However ...

Scientists have been debating the start of the Anthropocene Epoch for 15 years. I was part of those discussions, and I agree with the vote rejecting it.