The origin of turtles has always been a bit of a puzzle for scientists who study the evolution of animals. To this day, where ...

Learn how a 260-million-year-old Permian reptile, once thought to explain turtle evolution, turned out to belong to a different lineage, reshaping the story of turtle origins in the Triassic Period.

After making a splash in early 2025 with the identification of its 183-million-year-old fossilized skin, the plesiosaur fossil MH7 (Holzmaden specimen), uncovered in Germany, is making headlines again ...

The Late Triassic was full of animals that look almost familiar, right up until you place them on the evolutionary tree. One ...

Palaeontological analysis shows that a renowned fossil thought to show soft tissue preservation is in fact just paint. The fossil discovered in 1931 was thought to be an important specimen for ...

Reptiles have been growing armor in their skin on and off for hundreds of millions of years, but scientists never fully ...

WASHINGTON — Scientists in Australia have identified the oldest known fossil footprints of a reptilelike animal, dated to around 350 million years ago. The discovery suggests that after the first ...

Body coverings such as hair and feathers have played a central role in evolution. They enabled warm-bloodedness by insulating the body, and were used for courtship, display, deterrence of enemies and, ...

"It's sort of a side branch." ...

Anewly described reptile from New Mexico is giving scientists a fresh look at the evolutionary experiments that unfolded ...