July 9 was unusually short thanks to changes in how fast the Earth is spinning. But two other days this summer are expected to be even shorter.

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Fifty-five years ago, on April 22, 1970, the world took note of its burning rivers and acrid air. An overdue shift in perception about the environment had arrived, and Earth Day was born. This ...

Fifty-five years after the first Earth Day, Environmental Protection Agency employees and advocates call for help as the Trump administration rolls back environmental regulations and lays off ...

The South Bay Parkland Conservancy celebrated Earth Day a few days early with an event at Hopkins Wilderness Park in Redondo Beach over the weekend. Earth Day is on Tuesday, April 22.

Earth Day is today: Here's what you should know about the holiday, celebrated on April 22 each year.

This Earth Day, remember: Nuclear energy beats fickle sunbeams and breezes when it comes to producing steady climate-friendly power.

How you can participate There are a lot of simple ways to celebrate Earth Day and make an impact, no matter how big or small.

A little over 100 high school students rallied at Portland City Hall, calling attention more aggressive climate policy on federal, state and local level ...

Founder Sarah Baker joins us to talk about the creative force that is Making Earth Cool, what the collective focuses on and its hope for the future.

Here are some simple ways to reduce waste, conserve resources, and help combat climate change. Make a difference, one habit at a time.