In this fascinating book Masatoshi Kajita recounts the importance of precise measurements and their inherent uncertainty, before telling the story of humankind'

Mamo and LaMamo are twin brothers living in the small Nigerian village of Keti, where their domineering father controls their lives. With high hopes the twins a

Time is the crucial ingredient in history, and yet historians rarely talk about time as such. These essays offer new insight into the development of modern conc

Real-world examples and engaging activities guide readers in learning about measuring time with a calendar. Readers practice selecting appropriate measuring too

Meant to complement rather than compete with the existing books on the subject, this book deals with the project performance and control phases of the project l