ARTICLES

The modern calendar was created by Pope Gregory XIII in 1582. He introduced the calendar as an adaptation of the Julian version because the drift of Easter, which was tied to the spring equinox, was considered undesirabl...

www.reference.com/article/invented-calendar-d09583454ffbe019

Evidence indicates that the first calendar was created by the Stone Age people in Britain about 10,000 years ago. The earliest known calendar was a lunar calendar, which tracked the cycles of the moon.

www.reference.com/science/invented-first-calendar-f4255d5095d8fd98

The Advent calendar was first printed by Gerhard Lang in the early 1900s. The tradition of counting down the days of Advent began in Germany in the 19th century. Lang based his printed calendar on a version that his moth...

www.reference.com/article/invented-advent-calendars-fc1feb7a4a187e01

SIMILAR ARTICLES

Many Roman inventions, including roads, aqueducts, sewers, cement and the Julian calendar, still see use around the world today. Roman inventions ranged from small creations to large-scale inventions like heavy infrastru...

www.reference.com/article/roman-inventions-still-used-today-4de134ff38ea7b71

The Advent calendar was first printed by Gerhard Lang in the early 1900s. The tradition of counting down the days of Advent began in Germany in the 19th century. Lang based his printed calendar on a version that his moth...

www.reference.com/article/invented-advent-calendars-fc1feb7a4a187e01

The discovery of gold as a specific, malleable metal probably took place along river banks of Africa and Eurasia but at different times. However, gold flakes have been discovered in Spanish caves dating to about 40,000 B...

www.reference.com/history/gold-first-discovered-ea8326e7eb3d2657

The heating pad was invented by Zeppo Marx, the youngest of the famous Marx Brothers comedy team. His heating pad was intended to revolutionize the way in which medical patients were kept warm. Until Marx's invention, pa...

www.reference.com/article/invented-heating-pad-146c51f08e0886f4