A conversation with Greg Grandin about his groundbreaking new book America, América: A New History of the New World.

About 41,000 years ago, Homo sapiens may have survived increased solar radiation caused by a weakening magnetic field by ...

A Black Journalist’s Journey,” Pulitzer-winning journalist Harold Jackson reflects on lessons from 1960s Alabama.

A rarely observed solar pattern—known as the Centennial Gleissberg Cycle (CGC)—may have just “restarted,” according to ...

The American semiquincentennial begins now, marking the 250th anniversary of this country’s founding. Like the bicentennial ...

The freaky phenomenon, known as a cannibal coronal mass ejection (CME), occurred after two solar eruptions decided to merge ...

NASA's PUNCH mission has captured its first images of the sun's outer atmosphere, marking a key milestone in understanding ...

A blast of charged particles from the Sun - a G3 (Strong) geomagnetic storm - is currently sweeping past our planet. Auroras ...

Northern lights were forecast in Alaska, Washington, Oregon, Montana, North Dakota, South Dakota, Minnesota, Michigan, ...