This Tuesday and Wednesday, four holidays from different cultures and religions overlap in a rare calendar year. The ...

2024 is a leap year, which means that this February will have an extra day tacked onto the end. But why February? Why not put Leap Day at the beginning of the year, say Jan. 0, or at the end, Dec. 32?

The date of Easter changes each year and is determined by the lunar calendar. Passover and Easter are both religious holidays that can occur in March or April. This year, the first full moon after the ...

It's the start of a new calendar year, and as time marches on through 2025, the lunar phases and celestial events await. This report highlights the lunar phases with dates and times for the full moon ...