Scientists led by Karla Satchell, Ph.D., the Anne Stewart Youmans Professor of Microbiology at Northwestern University, have ...

When two organisms live together so closely that they merge into a functional unit, this is known as symbiosis. In the "1+1=1" project, an international, interdisciplinary research team is ...

Eukaryogenesis occurred suddenly, driven by the growing length of genes and the limitations on producing longer proteins. An ...

How big they are: The smallest plants, known as desmids and picozoa, are single-celled algae that are less than 0.0004 inches ...