This reference work describes the trial-and-error experiments, discoveries, and inventions of early humans who lived from before recorded history to the Middle

The Middle Ages and the Renaissance were a period of scientific and literary reawakening. Scientific development and a renewed interest in classical science led

The Middle Ages and the Renaissance were a period of scientific and literary reawakening. Scientific development and a renewed interest in classical science led

The 17th century was a time of transition for the study of science and mathematics. The technological achievements of this time directly impacted both society a

Why did the Greeks excel in geometry, but lag begin the Mesopotamians in arithmetic? How were the great pyramids of Egypt and the Han tombs in China constructed