Scientists discovered humans descended from two ancient populations, not one. These groups split 1.5 million years ago.

Earth was almost entirely frozen, an episode called "Snowball Earth". Its titanic glaciers played a role in the evolution of complex life. A recent study reveals how ...

Penn State researchers propose that Earth and life have evolved together in a way that is more typical of life-supporting ...

Paleontologist Riley Black traces the cooperation among plants, animals, and ecosystems in “When the Earth Was Green.” ...

An Oxford academic has theorized about what might happen if humans were to go extinct and reveals which species could take ...

New research reveals how rock strength plays a crucial role in erosion, shaping landscapes over millions of years.

Astronomers say that the discovery provides evidence that the universe developed much faster after the Big Bang than ...

Humanlike intelligence would then be a more expected outcome of Earth’s evolution, rather than a cosmic fluke. Researchers from a variety of disciplines, from paleontologists and biologists to ...

An international team led by researchers in Japan and Europe has discovered a new multi-planet system around a Sun-like star, ...

Although the Earth’s been decidedly blue for 600 million years, rising populations of phytoplankton caused by rising temperatures are once again causing the world’s oceans to turn green.

The team says that further research should investigate how cosmic radiation might have influenced evolution on Earth throughout history, which could help us in the hunt for life on other planets too.