"Animals, plants, seaweed, and foraminifera are all eukaryotes. We were interested in studying this foraminifera because it thrives in a very similar environment to Earth during the Precambrian, a ...

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 ...

The First Organisms to Blaze Trails Half a billion years ago, a creature slithered across the seafloor for the first time. It may have launched an evolutionary arms race.

Newly discovered fossil records hint that mold-like unicellular organisms — the common ancestor to all complex life on our planet — arrived over a billion years earlier than previous estimates.

Animals Are Older Than We Thought Season 6 Episode 13 | 11m 57s | CC What are animal-like fossils doing in rocks a billion years old, and what does that mean for our understanding of their ...

A team of researchers challenged the belief that complex life forms first emerged on Earth 635 million years ago, saying life ...

Furthermore, the Precambrian fossil record shows that early microbiotic organisms adapted to land-based stresses, developing a “lotion” to screen out solar radiation, for example.

Furthermore, the Precambrian fossil record shows that early microbiotic organisms adapted to land-based stresses, developing a “lotion” to screen out solar radiation, for example.

The Precambrian is the name given for the first super eon of Earth’s history. This division of time — about seven-eighths of Earth's history — lasted from the first formation of the planet ...

The strange creatures that lived in the Garden of the Ediacaran more than 540 million years ago, before animals came on the scene, may have been much more dynamic than experts have thought.

Precambrian fossils, once thought to be embryos, reinterpreted as… something else Tiny fossils that were once thought to be indications of the first animal life … ...

In addition, Dendrogramma seems to share features with some extinct Precambrian organisms that date back to 600 million years ago, the researchers report today in the journal PLOS ONE.