In many blocks on the Earth, the boundary between the Phanerozoic and Precambrian is consistently characterized by a huge sedimentary gap—the Great Unconformity. Recently, researchers from the Nanjing ...

Trace fossils of sediment bulldozers are documented from terminal Ediacaran strata of the Nama Group in Namibia, where they occur in the Spitskop Member of the Urusis Formation (Schwarzrand Subgroup).

The Cambrian Explosion is a landmark moment in the history of life on Earth when many of the major groups of animals first appear in the fossil record. New research, however, suggests that many of ...

Tribrachidium heraldicum, one of the most enigmatic critters from the Ediacaran fauna. A new study has for the first time precisely dated some of the oldest fossils in the world, helping to track a ...

Scientists discovered exceptionally preserved Ediacaran fossils in sandstone. (Image: Geology) Scientists solved how Ediacaran soft-bodied fossils survived in sandstone. Ancient seawater chemistry and ...

Rocks of Ediacaran age (~635–541 Ma) contain the oldest fossils of large, complex organisms and their behaviors. These fossils document developmental and ecological innovations, and suggest that ...

Aug. 21 (UPI) --New fossil analysis suggests the planet's earliest known animals emerged at least 571 million years ago. The new study -- published this month in the journal Paleontology-- proves ...

KUNMING — Chinese scientists have discovered well-preserved multicellular animal fossils in Ediacaran strata of eastern Yunnan province, indicating that complex animal communities existed in oceans ...

Fossils of the bilaterian Ikaria wariootia found in South Australia represent one of the oldest examples of an organism with anterior and posterior differentiation, according to a study. During the ...