The main focus of this book is on important areas where nanoscience and its technology could be successfully applied. Application of nanoscience in different areas like-biotechnology and medical science, sports and entertainment, agricultural field, environment and health issues, space science and also electronic and computer technology have been discussed in this book. Moreover, one can find the names of the renowned nanoscientists all over the world and their research areas. This book will be an useful asset for the students, researchers and teachers who want to have basic knowledge and other useful information in the area of nanoscience and nanotechnology.