This new species of ancient arthropod has been affectionately named Sue and scientifically dubbed Keurbos susanae.

A new species of fossil from 444 million years ago that has perfectly preserved insides has been affectionately named "Sue" ...

In place of oxygen, the ocean was full of hydrogen sulfide, which the researchers believe may have caused the organism to ...

Stanford scientists found that dramatic climate changes after the Great Dying enabled a few marine species to spread globally ...

A parasitic wasp that flew among dinosaurs had a Venus flytrap-like contraption on its abdomen that likely allowed it to ...