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.

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The Precambrian is the name given for the first super eon of Earth’s history. This division of ...

Precambrian time covers the vast bulk of the Earth's history, starting with the planet's creation about 4.5 billion years ago and ending with the emergence of complex, multicelled life-forms almost ...

Carbonate is initially precipitated in the ocean as metastable calcite and/or aragonite, and is subsequently transformed into stable interlocking crystals of low-Mg calcite and/or dolomite. In this ...

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 ...

The Precambrian eon is vast, almost unimaginably so. In fact, before some fossil discoveries were made late in the 20th century, it was considered unknowable -- evolution's dark ages. The Precambrian ...

A fascinating fossil discovery in remote South Australia sheds light on an important chapter in the history of life on Earth: ...

The history of a major animal group, composed of millions of species of insects, arachnids, and nemotodes, has been elusive -- until now. A team has now identified the oldest known ecdysozoan in the ...

Precambrian time covers the vast bulk of the Earth's history, starting with the planet's creation about 4.5 billion years ago and ending with the emergence of complex, multicelled life-forms almost ...