If only Mma was here, Naledi wished over and over. . . Mma lives and works in Johannesburg, far from the village thirteen-year-old Naledi and her younger brother, Tiro, call home. When their baby sister suddenly becomes very sick, Naledi and Tiro know, deep down, that only one person can save her. B[...]

Matthew Henson was not meant to lead an ordinary life. His dreams had sails. They took him from the port of Baltimore, around the world, and north to the pole.No amount of fear, cold, hunger, or injustice could keep him from tasting adventure and exploring the world. He learned to survive in the Arc[...]

This book is dedicated to the 100th year anniversary of Rutherford's model of the atom - one of the most important foundations of modern physics. The book provides historical reviews as well as recent progresses on every aspect of subatomic physics - from nuclear to particle physics - written by S W[...]