Millions of people around the world will pause, at least for a moment, to mark Earth Day. The annual event is Wednesday.

The inaugural Earth Day, held on 22 April 1970, was strategically scheduled between spring break and final exams to maximise ...

From its 1970 origins to today’s climate action, here’s why Earth Day is observed each April 22 and what the day represents.

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

Here's what to know about Earth Day 2026 and how the holiday came to be.

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 ...

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 ...

A massive meteorite strike 3.5 billion years ago left behind the world’s oldest known impact crater, challenging previous ...