”Our newly-devised model stretches the galaxy formation time by a several billion years, making the Universe 26.7 billion years old, and not 13.7 as previously estimated,” said University of Ottawa’s ...

The identification of a new hominin group called Denisovans was one of the most exciting discoveries in human evolution in the last decade. Unlike Neanderthal remains, the Denisovan fossil record ...

Pre-contact Central and South American dogs (Canis familiaris) — all dogs preceding contact with European settlers — descended from a single maternal lineage that diverged after dogs entered North ...