This book focuses on the application of microbes in all fields of biology. There is an urgent need to understand and explore new microbes, their biological activities, genetic makeup and further opportunities for utilizing them. The book is divided into sections, highlighting the application of microbes in agriculture, nanotechnology, genetic engineering, bioremediation, industry, medicine and forensic sciences, and describing potential future advances in these fields. It also explores the potential role of microbes in space and how they might support life on a different planet.