There are several kinds of calendars created worldwide by different civilizations. All the calendars in the world are either solar, lunar, or lunisolar, the Astronomical Applications Department reported. Solar calendars are created based on the progression through the seasons in the Earth, due to the planet’s movement around the Sun. Researchers have found the oldest calendar that uses this method, SciTechDaily reported. The findings have been published in Time and Mind Journal. The calendar was found at the Göbekli Tepe site in Turkey, and is estimated to be almost 12,000 years old, SciTech D…
