One group of organisms which got its start in the Ediacaran period — roughly 500 million years ago, or so — looked a bit like oversized leaves that could measure up to two meters in length.

Paleontologists have revealed the fossilized remains of a curious creature that is not only one of Earth's oldest animals, but may even be the first to have ever been mobile.

It's thought the Earth is currently entering its sixth major extinction event, but a new study suggests it may actually be the seventh. Scientists have found evidence of a previously unknown mass ...

This Enigmatic Blob Was One of Earth's Earliest Animals. The strange life-form has long perplexed scientists. So a team of researchers used modern analyses to take a fresh look at its ancient remains.

In the foreign landscape of the Ediacaran Period, over 500 million years ago, these sea creatures roamed the dark abyss of the seas. In a groundbreaking discovery, ...

To better understand how deep ocean conditions may have impacted Ediacaran fauna, the researchers exposed a modern-day animal analog, the sea anemone, to a gradient of temperature and oxygen levels.

Earth’s magnetic field was once 30 times weaker than it is today. This change may have played a pivotal role in the blossoming of complex life, new research found.

S. psygmoglena,which also had leaf-like fronds,looked a lot like the older, mysterious Ediacaran fossils.To see how similar they were, Cuthill and Han used a computer to compare the two groups ...

The 700–1,300 feet-wide space rock deformed rocks more than six miles from the impact site when it hit 600 million years ago.

Earth’s magnetic field was once 30 times weaker than it is today. This change may have played a pivotal role in the blossoming of complex life, new research found.