Earth Day is April 22. Here's what to know about how Earth Day happened and how to celebrate our planet this April.

Earth Day has been celebrated across the country for more than 50 years now, and the annual celebration is once again around ...

Look Up at the Sky Day, observed annually on April 14, invites us to pause, look up – and appreciate the vast expanse up ...

But those are just the beginning of the many important dates in this 30-day month. Along with those marquee holidays, April ...

Every year, April Fools' Day is celebrated on April 1, which is on a Tuesday this year. Many historians trace April Fools' Day back to 1582, though the History Channel and the Library of Congress ...

April 2025 is officially here and the month has a lot going on. Here's a list of notable dates so you can know what to plan for.