So why does October, the 10th month of the year, have this prefix? It dates back to the ancient Roman calendar, known as the Republican calendar or the Calendar of Romulus. Under this system ...

Each year on Aug. 5 the church liturgical calendar commemorates the dedication of St. Mary Major (in Italian, Santa Maria ...

Based on these markings, the calendar likely dates to about 150 B.C., the researchers report. Physical evidence of an ancient technology is rare, says professor of Greek and Roman studies John ...