A geomagnetic storm unleashed by the sun on Sunday could create colorful auroral displays over parts of the United States ...

Hilary Knight set an assist record as the United States wrapped up the group stage at the women’s ice hockey world championship by beating Switzerland 5-0. The U.S. topped Group ...

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

It has been a full trip around the sun since its disappearance a year ago, but the memory of the moment has not faded in the ...

Tuesday marks one-year anniversary of total solar eclipse ...

April’s full moon looks smaller than usual this month, and despite its “pink moon” namesake, the orb will have a white-golden ...

Iran and the United States have held talks in the sultanate of Oman in an attempt to jump-start negotiations over Tehran’s ...

It's officially spring now. A week or so ago I sat in the Adirondack chair outside and soaked up some 73-degree sunshine, ...