An example of a drill core of the chemical sediments called iron formations that the UCR-based team used to track marine phosphorus concentrations. The core is from the approximately 2.2 ...

700 million years ago, a remarkable creature emerged for the first time. Though it may not have been much to look at by today’s standards, the animal had a front and a back, a top and a bottom. This ...

In our modern era of larger, more destructive, and longer-lasting fires -- called the Pyrocene -- plants and animals are evolving quickly to survive. By synthesizing the wide body of research about ...

The fossils of ancient salamander-like creatures in Scotland are among the most well-preserved examples of early stem tetrapods -- some of the first animals to make the transition from water to land.

With more than 55% of the world’s population now living in cities, the frantic pace of urban life is changing life on a genetic level. Through rapid evolution, we are seeing the formation of ...