Here’s what you’ll learn when you read this story: A 12 th century C.E. codex from Maya culture accurately predicts solar eclipses. The eclipse table in the Dresden Codex was a lunar calendar that ...

“Mayan calendar specialists anticipated solar eclipses by correlating their occurrences with dates in their 260-day ...

Fresh research about ripples in the fabric of spacetime suggests a nearly 2,000-year-old cosmic calculator followed the lunar calendar instead of the solar one. The hand-powered "Antikythera mechanism ...

Researchers previously thought the calendar ring on the Antikythera mechanism tracked the ancient Egyptian calendar, but new research suggests it tracked the Greek lunar calendar instead. When you ...

Hanukkah means "dedication" in Hebrew. It's usually in December, but the dates change every year since Judaism follows a lunar calendar. The national menorah lit in Washington, DC, is 30 feet tall and ...