chronology

Examines the history of scientists' attempts to determine the age of the universe, and discusses how they arrived at the consensus that the universe if between thirteen and sixteen billion years old.

A history of Major League Baseball, featuring chronological highlights from each year the league has been in business, with commentary, facts and statistics, and over 1,500 photographs.

Chronicles the 1950s in text and photos, describing events and developments in politics, science and technology, exploration and discovery, religion, philosophy, the arts, sports, society, and pop culture around the world.

Contains a collection of short biographies of influential men and women and key events of the 1940s including the Japanese attack on Pearl Harbor and beginning of World War Two, Adolf Hitler's rise to power,the Doolittle Raid, the Homefront and wartime movies, the atomic bomb, and more.

Explores every aspect of medieval Europe, from the Crusades to the glorious cathedrals, and from the mighty castles to the humble lives of serfs.

Provides an in-depth timeline that describes thousands of years of events that helped shape the live and cultures of Native Americans from their ancestors' arrival in North America to the present.

Chronicles important historical, political, social, economic, and cultural events from 1945 through 1989.