An international research team led by Aalto University has just published the first large-scale analysis based on long-term ...

BigPicture began in 2014 and has received more than 64,000 images from photographers around the world since launching. The ...

This year, you're more likely than ever to see the Northern Lights thanks to the peak of the Solar Maximum's 11-year cycle.

Mariah Meek, Michigan State University The largest tract of public land in the United States is a wild expanse of tundra and ...