"Packed with fascinating facts and awesome pictures, this book explores the greatest inventions and inventors through the ages."-- (Source of summary not specified). Find out about the greatest ...

Discovered in a shipwreck off the coast of the Greek island Antikythera around 1901, this device was used to predict astronomical positions, eclipses, and even the timing of the ancient Olympic Games.

Henry E. Baker, the father of Black inventor research -- Early innovators and inventors -- Role of ancient African civilizations in the development of today's inventions and technologies -- ...