Millions of people around the world will pause Wednesday, at least for a moment, to mark Earth Day. It's an annual event ...

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

This Earth Day, we reflect on our home planet and look at Earth from space through history.

Beach cleanups, tree planting, and recycling drives mark Earth Day – a global day of action for the environment – each year.

Earth Day often inspires communities to come together through volunteer work, and 2026 won't be much different.

Deep within Earth’s core, scientists are uncovering signs of a hidden structure that challenges long-standing models of the planet’s interior.

See stunning photos of Earth taken from space by astronauts and robotic spacecraft, celebrating our home planet on Earth Day.

Earth Day 2026: History of the global movement fighting for our planet - Millions of people around the world will pause on ...

Earth Day 2026 is the largest civic observance on the planet. Yet few organizations mark it. Here are four actions to take ...

World Earth Day highlights environmental protection and sustainability. Read about World Earth Day 2026 theme, history, and ...

Fresh takes on Apollo’s famous “Earthrise” and “Blue Marble” images showed off our planet’s beauty just weeks before Earth ...

India, April 22 -- Earth Day 2026 is once again set to bring millions together across the globe in a unified call for ...