Forbes contributors publish independent expert analyses and insights. David Bressan is a geologist who covers curiosities about Earth. May 31, 2024, 02:44pm EDT Jun 01, 2024, 06:02am EDT Illustration ...

Researchers uncovered compelling evidence that Earth's magnetic field was in a highly unusual state when the macroscopic animals of the Ediacaran Period -- 635 to 541 million years ago -- diversified ...

Over 500 million years ago, the ancestors of a diverse group of animals known as Ecdysozoans existed. This group includes various species of insects, arachnids, and nematode worms. For a long time, ...

For decades, scientists have puzzled over a significant gap in the fossil record of Earth's earliest animals, with genetic ...

Today, Earth is home to animals of all shapes and sizes, from nearly microscopic creatures like tardigrades to 80-foot-long (25 meters) blue whales. These organisms have arisen and evolved over ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Earth’s magnetic ...

Yet ecdysozoan fossil animals have remained hidden among scores of animal fossils paleontologists have discovered from the Ediacaran Period. Ediacaran animals, which lived 635-538 million years ago, ...

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. Dubbed Quaestio ...

Exceptionally preserved fossils from the Ediacaran period challenge what scientists thought was possible in sandstone. In the fossil record, creatures without hard shells or skeletons, such as ...