Add Yahoo as a preferred source to see more of our stories on Google. Researchers have discovered the oldest known example of a predator-prey “arms race,” based on their study of ancient fossils. This ...

A study led by researchers at the American Museum of Natural History presents the oldest known example in the fossil record of an evolutionary arms race. These 517-million-year-old predator-prey ...

Tiny plankton shells used to reconstruct past polar ocean temperatures may contain two different chemical stories, a new study by iC3 researchers has found. The work shows that Neogloboquadrina ...

They stopped at Kentucky road cuts searching for Ordovician fossils from a time when the area was underwater. At first, the finds looked like ordinary shell fossils scattered through the rock. Then ...

In the 1990s, paleontologists exploring dinosaur‑rich badlands in the Zuni Basin of western New Mexico uncovered a turtle ...