The history of life stretches back untold eons. Today, there is a staggering array of organisms on Earth, with more species being discovered every year. The complexity of life, from the smallest ...

City parks and gardens support a rich and diverse community of soil organisms including bacteria, fungi, protists and invertebrates, which often go unnoticed compared with eye-catching plants and ...

A new evolutionary definition of cell types is presented. Cell types are evolutionary units defined by common descent rather than phenotypic similarity, and characterized by their ability to evolve ...