"This book begins the first multi-volume biography of Samuel Clemens to appear in over a century. In the succeeding years, Clemens biographers have either tailored their narratives to fit the parameters of a single volume or focused on a particular period or aspect of Clemens¿́¿s life, because the whole of that epic life cannot be compressed into a single volume. In The Life of Mark Twain, Gary Scharnhorst has chosen to write a complete biography...

"In the early eighteenth century, at the peak of the Enlightenment, an unlikely team of European scientists and naval officers set out on the world's first international, cooperative scientific expedition. Intent on making precise astronomical measurements at the Equator, they were poised to resolve one of mankind's oldest mysteries: the true shape of the Earth. In Measure of the Earth, award-winning science writer Larrie D. Ferreiro tells the full...