Bryozoans are tiny, filter-feeding colonial invertebrates that thrive in the world's oceans today, yet for decades their ...

A stretch of windswept Patagonia has produced a fossil that offers a rare look at one of the largest crocodile relatives ...

How ancient bryozoans may have looked. (Zhifei Zhang) The Cambrian explosion was one of the most dramatic chapters in the ...

Recently, paleontologists Dr. John-Paul Zonneveld, Dr. Sarah Naone, and Dr. Brooks Britt described the discovery and classification of four new ichnotaxa (fossilized trace taxa) from the Eocene ...

A remarkable fossil hidden in a museum collection for decades is helping scientists rethink one of the biggest mysteries in early animal evolution. The discovery of a 500-million-year-old arthropod in ...

When dinosaur fossils surface at a site, it is often not possible to tell how many millions of years ago their bones were buried. While the different strata of sedimentary rock represent periods of ...

A joint research team has discovered a fossil belonging to a previously unknown genus and species of mammal in the Late Cretaceous (100–66 million-year-old) strata of Mongolia's Gobi Desert. The mouse ...

Fossil fragments suggest the Praearcturus gigas scorpion had a body about one metre long.

A discovery hidden inside 520-million-year-old rocks has solved an evolutionary enigma and could even rewrite the entire tree ...