Researchers said they had discovered a new line of mosasaur, a giant sea-dwelling creature that lived alongside the dinosaurs. Its name, Jormungandr walhallaensis, draws on Norse mythology.
The Ocucaje Desert, where paleontologists recently unearthed the ancient skeleton of the world’s heaviest animal, is being overtaken by human settlement.
Scientists have unearthed logs in Africa that are nearly a half-million years old, the remnants of large wooden structures crafted by our early ancestors.