On Earth Day, the globe celebrates our planet by supporting all things Mother Nature. This year, Earth Day lands on Tuesday, April 22. The day has been celebrated for 55 years, and while not federally ...

Today is the 55th Earth Day celebrated in the United States.It’s held every year on April 22 — a date originally chosen to fit college students’ schedules. But many may not know how Earth Day began or ...

Happy Earth Day! For the 55th year, the world is using the day to celebrate Mother Nature and the wonderful planet we live on. "Earth Day really is a symbol of the environmental movement," Sarah ...

On April 22, more than a billion people worldwide will once again observe Earth Day, a global environmental movement that first gained momentum in 1970. This year's commemorations arrive amid a ...

Millions of people around the world will pause on Tuesday, at least for a moment, to mark Earth Day. It's an annual event founded by people who hoped to stir activism to clean up and preserve a planet ...

Planet Earth is spinning a little faster today — resulting in one of the shortest days of the year. But the change will be so minuscule you won’t even notice. We’re talking even less time than the ...

The Trump administration is rolling back landmark environmental legislation that dates back to the Nixon era, including key protections for clean air and water. In addition to Earth Day, the 1970s saw ...

Earth takes 24 hours to complete a full rotation in a standard day, equal to exactly 86,400 seconds. July 9 was the first of three days in which a millisecond or more could be shaved off the clock on ...