Did you know that more than 1.5 billion people celebrate the Lunar New Year every year? It’s true! The holiday marks the first new moon of the lunisolar calendar, which is a calendar used in ...

Warmer temperatures are here as the summer season unfolds, and many may be planning an outdoor fishing trip, hoping to return with a cooler full of fish. For serious anglers focused on success, ...

The Jewish calendar is a lunisolar calendar, also based on lunar months, that begins with the first day of Rosh Hashanah. Here's when Easter and Passover are this year and why they fall "late" in ...

A lunar month is the period of time from one new moon to the next — about 29.5 days — so the lunar calendar doesn't precisely align with the common one where most months span 30 or 31 days.

Now, a groundbreaking study has focused on a series of roughly 12,000-year-old carvings found at the site, which researchers believe may be the oldest lunisolar calendar ever discovered.