Fifty-six years after the first one rallied 20 million people across America, “we need to do things that make us feel more ...

The history of Earth is written on the great tablets of tectonic plates. The motions of plates shaped land masses, formed oceans, and created the varied climates and habitats that set the stage for ...

From its 1970 origins to a global movement, Earth Day 2026 highlights the power we all have to protect our planet.

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. New model suggests an ocean ...

Earth’s Ediacaran Period, roughly 630 to 540 million years ago, has always been something of a magnetic minefield for scientists. During earlier and later time periods, tectonic plates kept a steady ...

Earth Day is an annual celebration that raises awareness of the need to protect Earth's natural resources for future generations. But just how did Earth Day come to be and what are some simple steps ...

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 ...

Earth Day has been celebrated across the country — and the globe — for more than 50 years now, and the annual celebration is once again around the corner. While it may seem strange to think of a world ...