From the daily newsletter: why we should be in the streets; and Pope Francis’s tangled relationship with Argentina.

Today, on the 55th anniversary of Earth Day, polls confirm that the great majority of Americans support increasing investment ...

The Fallon Paiute-Shoshone Tribe celebrated its 26th annual Earth Day on Saturday at Oats Park.

Earth Day was founded 55 years ago by several U.S. congressmembers in response to rampant pollution. Decades later, people ...

The World Earth Day is bein celebrated this year with the theme of 'Our Power, Our Planet' calling for the use of cleaner ...

Sunbeams and breezes are too fickle. The most climate-friendly power source is using magic rocks to boil water.

JACKSON, Tenn. — Tuesday marks the 55th annual Earth Day. It’s a day to celebrate mother nature and the planet we all share.

PHILADELPHIA (WPVI) -- We're celebrating Earth Day with all things green, and this year's theme is "Our Power, Our Planet".

Tuesday April 22 is Earth Day, an annual event to focus on the challenges to combat climate change, the plastics crisis, ...

The message is clear: renewable energy, especially solar, holds the key to healing the planet and safeguarding our future.

At a time when communities feel fractured, here's a look at online communities taking a pragmatic approach to changing the ...

This is a call for everyone to unite around renewable energy so clean energy could be tripled by 2030, says an organizer.