Science news articles about 'history of life on earth'

(PhysOrg.com) -- Deciphering the very early history of life on Earth is difficult. In the darkest recesses of the first billion years there are no 'body' fossils - no physical remains. Instead, ...

The Cambrian Explosion is widely regarded as one of the most relevant episodes in the history of life on Earth, when the vast majority of animal phyla first appear in the fossil record. However, the ...

... , we hope to gain deeper insights into some of the evolutionary mechanisms responsible for the incredible changes in the structure of organisms that have occurred during the history of life on Earth.”

... samples from a lake in northern British Columbia that may hold vital clues to the history of life on Earth and on other planets. Greg Slater, an environmental geochemist in the Faculty of Science, ...

When most people look at a rock, they see a lifeless slab. When Dianne Newman looks at one, she sees clues to the history of life on Earth--and potential answers to some of today's medical mysteries.

... ) - A peculiar amphibian that was clad in bony armor prowled warm lakes 210 million years ago, catching fish and other tasty snacks with one of the most unusual bites in the history of life on Earth.

... to use their data to discern major environmental events of the past, including key events in the history of life on Earth. The next step is to move from looking at individual bacteria ...