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

From images taken by NASA spacecrafts, this picture mosaic was created of six of the planets in our solar system and the Earth's moon. In the foreground is the Earth rising over the lunar surface with ...

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 Earth is our home. It is the only planet that provides the environment and resources necessary for life to thrive. It offers a unique combination of elements, including oxygen, water, and a ...

The Milky Way is our home galaxy with a disc of stars that spans more than 100,000 light-years. While the Milky Way is generally always visible from Earth, certain times of year are better for ...

We want the world and we want it... We want the world and we want it... Now Now? Now!—The Doors, “When the Music’s Over” (http://tinyurl.com/75l9ag6) What is ...

April 22 is traditionally known as Earth Day, the occasion where we pause as temporary travelers on our 'blue marble' to honor and respect our precious planetary home and its immeasurable beauty, ...

Often with April's arrival, I think of the refrain repeated by a Buddhist monk in his talk about what should be the root of impartial compassion: our awareness that "The Earth is our Mother." All ...