The Mount Washington Observatory credited the spectacular view to a convenient lack of clouds around the summit and the ...

"The northern lights put on another beautiful display at the summit last night, thanks to a strong geomagnetic storm and ...

Workers at Mount Washington Observatory got an incredible view of the northern lights late Monday night. Skies were clear ...

Vibrant hues of green, pink, and purple danced across the night sky over New Hampshire on Monday night as a strong ...

Workers at Mount Washington Observatory got an incredible view of the northern lights late Monday night. The variant may be ...

Skies over the U.S. were once again treated to views of the aurora borealis, also known as the northern lights The Mount Washington Observatory of New Hampshire captured a timelapse of the ...

Mount Washington provides a close-up view of Alpine weather, and 90 years of Mount Washington Observatory data provides a window on climate. "It's hard to find trends on a day-to-day basis," said ...

Auroras may be visible from Alaska to Pennsylvania as Earth reverberates from the impact of a speedy solar storm.

On Monday, the National Oceanic and Atmospheric Administration extended its geomagnetic storm warning through Tuesday.

Late spring continues to deliver northern lights viewing chances for people along the northern edge of the United States.

Last spring, the strongest geomagnetic storm in two decades slammed Earth, producing light displays across the Northern ...