Are you ready to get outside for fun, to plant, or to learn about animals? There are Earth Day events on Wednesday and beyond ...

Earth Day is April 22. Here's what to know about how Earth Day happened and how to celebrate our planet this April.

It’s the most iconic image of our planet. Decades before the Artemis II mission, a group of astronauts experienced an Earth ...

Earth Day, which began in 1970, is celebrated each year on April 22.

How did looking back at the Earth for the first time change humanity’s perspective? The legendary thinker Stewart Brand tells ...

A history of the movement by EarthDay.org, where Hayes remains board chair emeritus, says the date of the first Earth Day — ...

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

Scientists have seemingly settled long-standing arguments about whether the components of Earth originated from the inner or ...

For geology wonks and amateur collectors of minerals and fossils, the state offers a jackpot of dazzling treasures that tell ...

Students at Escalante-Biggs Academy in Denver explored a Waste Management truck as part of Earth Day, learning recycling, ...

Producing dirty energy, while ignoring Biblical principles, has become a major health issue. Urban or rural, we all breathe ...

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