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

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

Earth Day began as a protest in 1970, but its meaning has evolved. Here’s how it changed - and what it represents today.

Earth Day is celebrated around the world every year on April 22 to promote conservation, reduce pollution and a reminder of ...

In a year of grim climate and environment news, we’ve compiled several hopeful signs about our planet’s future.

Utica Zoo will host its Party for the Planet Earth Day event April 25 with conservation activities, exhibits and ...

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

Norman's 2026 Earth Day Festival is an event dedicated to sustainability, education, and community engagement. Reaves Park is ...

About 71% of Earth’s surface is covered by water, and 96.5% of that water is found in the oceans.

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

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 ...

Planet Labs is leveraging its Earth-imaging platform to become a provider of actionable artificial intelligence (AI)-powered analytics.