*Northeast China fossil provides new information about earliest ancestors of today’s mammals*
A well-preserved fossil discovered in northeast China provides new information about the earliest ancestors of most of today’s mammal species–the placental mammals. (more…)
*Evidence that early Antarctic Circumpolar Current development affected global climate*
Thirty-eight million years ago, tropical jungles thrived in what are now the cornfields of the American Midwest and furry marsupials wandered temperate forests in what is now the frozen Antarctic.
The temperature differences of that era, known as the late Eocene, between the equator and Antarctica were half what they are today. (more…)