The colors you see from the Northern Lights depend on which gas in our atmosphere the particles are interacting with and at ...

SEATTLE — Scientists at the University of Washington say they've discovered a better way to manage our circadian rhythms by capturing the unique colors of the rising and setting sun. They developed a ...

This story was originally published by Wired and is reproduced here as part of the Climate Desk collaboration. The sky above San Francisco was the color of television, tuned to the president. The ...

This article is part of a special report on the total solar eclipse that will be visible from parts of the U.S., Mexico and Canada on April 8, 2024. Sitting in the grass of a Tennessee state park, ...

The so-called "blood moon" total lunar eclipse this week will make the moon look a bit different -- and not just for a moment, but for days. Already Wednesday, the moon appeared bright orange in the ...