The Calendar was invented in ancient times to allow nations to pace their economic and social activities with climatic seasons. Throughout the history of civili

Calendars in the Making investigates the Roman and medieval origins of several calendars we are most familiar with today, including the Christian liturgical cal

The prophet Muhammad and the early Islamic community radically redefined the concept of time that they had inherited from earlier religions' beliefs and practic

Yasmeen has a wonderful time celebrating the Muslim holy month of Ramadan with her family and friends.

The Prophet Muhammad s treaties with the Christians of his time, which John Andrew Morrow has rediscovered in obscure collections and often newly translated, un