Discover the fascinating inside stories behind the marvels of human ingenuity -- from weapons fashioned by the first hunters to medical miracles of the modern age. More than 250 extraordinary achievements spring to life with riveting facts, inspiring anecdotes, & revealing artifacts, photos, paintings, & drawings. For example, find out how: prehistoric farmers first raised crops & tamed animals; ancient builders maneuvered 50-ton boulders to create Stonehenge; Chinese practitioners perfected the art of acupuncture; Viking seafarers crossed the Atlantic without compass or chart; Galileo proved that the Earth orbits the Sun; antiseptics transformed surgery; Thomas Edison devised an "invention factory"; & scientists split the atom; etc. - from Amzon