In the early 1900s, a skull was found in England that many believed to be the "missing link."
When slaves escaped, they were often never seen again. Was there a logical explanation for their disappearances?
Describes the progress of communication from smoke signals used by early cultures to email and the Internet.
Examines the history of ancient Egypt and the many different aspects of ancient Egyptian society, including religion, technology, the pyramids, and home life.
Traces the history of the Olympics from its beginnings in ancient Greece through the present day modern Olympics.
Explains what early civilizations believed about natural disasters; highlights notable eruptions, earthquakes, fires, floods, droughts, famines, and diseases, as well as two noted military failures; and recounts the end of the ancient world.
Describes the history, equipment, techniques, types, and safety factors of in-line skating.