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 ...

Over the past half century, researchers have established that birds evolved from dinosaurs: specifically, the theropods, the ...

Some animals on Earth look so unusual that they appear almost alien. Their shapes, movements, and survival strategies challenge familiar ideas of what life should look like. Scientists study these ...

A team of students at Tohoku University in northeastern Japan discovered a new species purely by happenstance.