PLoS ONE

The Ghosts of Yellowstone

March 29, 2011

Paleontologists often deal with time scales in the hundreds of millions of years, reading the messages of fossils to learn about life on Earth long before humans arrived on the scene. But bones aren’t limited to providing insight on [Read more]

Feeding Your Internal Ecosystem

September 13, 2010

The human body is not just an organism, it’s an ecosystem. To the billions of microscopic bacteria, viruses and fungi living in the various nooks and crannies of our intestines, mouth, nose, and other areas, we are the world, the environment [Read more]