A new analysis of an exquisitely preserved fossil that lived half a billion years ago suggests that arachnids—spiders and ...

Half a billion years ago, a strange sea-dwelling creature called Mollisonia symmetrica may have paved the way for modern ...

An international team of scientists, led by experts in America, have discovered a 500-million-year-old fossil that suggests ...

One of the creepiest, crawliest creatures of the Earth may have been swimming before adapting to live on land, new research suggests.

A 500 million-year-old fossil with a spider's brain structure suggests that arachnids may have evolved in the oceans.

New research shows spiders didn’t come from the Earth’s land habitats as once believed but originated in ancient seas.

A fossilized brain from a 500-million-year-old sea creature shows unexpected spider-like features, hinting that spiders and ...

University of Arizona researchers reviewed an "exquisitely preserved" fossil of Mollisonia symmetrica that supports the idea ...

Spiders and their arachnid relatives may have actually originated in the sea, according to analysis of an "exquisitely ...

In a fascinating study published in Current Biology, researchers have turned our understanding of arachnid evolution on its ...

Finely preserved brain features in a tiny marine arthropod fossil suggest that arachnids – spiders and their close kin – may ...

Over 500 million years ago, a small marine creature swam through Cambrian waters. Its name: Mollisonia symmetrica. Long ...