These points of no return are specific moments when the planet has warmed so much that certain effects become irreversible.

Earth Day has inspired protests against the Trump administration, and for more clean energy policies, across the US ...

April 22 is traditionally known as Earth Day, the occasion where we pause as temporary travelers on our 'blue marble' to ...

The restrictions on rare earth minerals and related magnets came in response to Trump’s escalating tariffs and we’re now ...

The Northern Lights or aurora borealis may be visible in the U.S. this week due to a coronal hole and a "co-rotating ...

Earth Day activities in Las Vegas included the unveiling of winning student artwork selected to appear on the Exosphere of ...

As you read this, the North American continent’s underside is dribbling away into Earth’s molten mantle. And according to ...

Gaylord Nelson, the late U.S. senator and governor of Wisconsin, is considered the founder of Earth Day, which started in ...

With the world set to blow past its temperature targets, efforts are growing to remove greenhouse gases from the atmosphere.

Photos of the French Alps, Utah, the Maldives, Quebec, Australia and Argentina show the naturally occurring letters.

April 22 (UPI) -- Google is celebrating Earth Day with a new Doodle. Each letter of the search engine was replaced with ...

Looking for something to do to celebrate Earth Day in the Seattle area? Here are some options, presented by The Seattle Times ...