Officials and environmental organizations are hoping Atlantic salmon and other migratory fish will return upriver.

A solar explosion called a coronal mass ejection is poised to graze Earth on Friday or Saturday (Jan. 24 or Jan. 25), potentially triggering colorful auroras over the northern U.S.

The northern lights should continue well into the weekend and may even reach down into the middle parts of the US.

The northern lights, or aurora borealis, are poised to dazzle U.S. skies tonight, stretching farther south than usual due to an impending geomagnetic storm. According to the National Oceanic and ...

On January 21, a coronal mass ejection (CME) erupted from the sun and is expected to make contact with Earth soon. The CME (a large expulsion of plasma and magnetic field released from the sun’s ...

A coronal mass ejection earlier this week may pull the northern lights to more northern U.S. states, forecasters said.

Aurora chasers are on high alert for minor geomagnetic storm conditions from Jan. 24 through to Jan. 25. Northern lights might be visible over some northern and upper Midwest states.

An estimated 7,500 of Greenland lakes turned brown, began emitting carbon, and suffered a decline in water quality.

West Greenland is home to tens of thousands of blue lakes that provide residents with drinking water and sequester carbon ...

Federal agencies say DOT plan for Machias dike likely to have “significant adverse effects” on fish, marsh. Even as a ...

A La Niña winter just started, but it isn’t expected to last long. National forecasters are already looking ahead to the ...

According to the NWS, the Arctic polar vortex is a powerful band of west-to-east winds that develops in the stratosphere, about 10 to 30 miles above the North Pole, during the winter season. It is ...