Visit ancient Mars—a surprisingly temperate planet where snow or rain falls from the sky, and rivers rush down valleys to ...

The northern lights may glow over part of the United States this week following a pair of eruptions on the sun. Here's where ...

Skygazers in the northern region of the US and Canada might catch a glimpse of the Northern Lights as soon as tonight and ...

From the aurora-lit skies of Canada’s newest dark sky park to the tiny railway town near one of Canada’s tallest waterfalls, ...

Residents of several Northern U.S. states could have the opportunity to see the dazzling northern lights this week. Here's ...

Residents of New York could have the opportunity to see the dazzling northern lights this week, if the weather cooperates.

A collision between electrically charged particles from the sun and gases in Earth’s atmosphere produces a series of minuscule flashes that appear like moving lights in the sky. The charged ...

"It's the contrast between the white snow on the mountains and the light blue sky as night is falling ... The Rockies sent Nike images of the sunsets at Coors Field, and Kellogg credited their ...

The winning photographs highlight the diversity of animal and plant life in Britain as well as the often hidden behaviors of wild creatures ...