A fascinating fossil discovery in remote South Australia sheds light on an important chapter in the history of life on Earth: the origins of Ecdysozoa, a vast superphylum that includes molting animals ...

The early earth / editor, D.R. Nelson. Earth's formation and first billion years / D.R. Nelson. The early Precambrian stratigraphic record of large extraterrestrial impacts / B.M. Simonson, G.R.

Researchers led by Nagoya University discover penetrative trace fossils from the late Ediacaran of western Mongolia, revealing earlier onset of the "agronomic revolution" Nagoya, Japan -- In the ...

A groundbreaking fossil discovery in remote South Australia sheds light on one of evolution’s greatest mysteries: the origins of Ecdysozoa, a superphylum of molting animals including insects, ...

The Cambrian period, roughly 500 million years ago, was marked by a seeming explosion of diverse multicellular organisms. For the past 10–15 years, the carbon-isotope signature in Precambrian ...

Evidence from Southwestern deserts suggests that oxygen-breathing organisms arose on land rather than in the seas. Paul Knauth scrambled up a steep, rocky canyon in the Black Mountains of Death Valley ...

A new radioactivity model of Earth's ancient rocks calls into question current models for the formation of Earth's continental crust, suggesting continents may have risen out of the sea much earlier ...