The evolution of mammals from non-mammals, like the evolution of all other animal groups, has been, and will always be, problematic. English paleontologist...

The InSight robotic lander found evidence in the interior of Mars for the existence of an active giant mantle plume, a large blob of molten rock that...

In 1988 a fossil jaw was discovered by paleontologists in San Diego County, California. Decades later the scientists determined it belonged to a relatively...