Dozens of powerful flares are emerging from a new cluster of activity on the sun, producing stunning photos and sparking concerns about potential risks for global navigation, radio signals and the ...

Northern lights could be visible in much of the U.S. this weekend, but the strong solar storm headed toward Earth could also potentially disrupt communications. The National Oceanic and Atmospheric ...

The ionospheric D-region, spanning approximately 60–95 km above Earth’s surface, is a dynamic boundary where complex photochemical processes influence radio wave propagation. Solar flares, through ...

An intense solar flare erupted from a spot on the sun on Sunday, triggering radio blackouts across the South Pacific Ocean—and now scientists are warning of geomagnetic storms in the coming days. The ...

(NEXSTAR) — The largest solar flare recorded since 2017 erupted Thursday morning, marking the latest episode in an active period for the sun. The scale ranges from B-class on the lowest end to C-class ...

(KRON) — The Valero Refinery in Benicia is anticipating flaring for “several hours” Wednesday due to a mechanical issue, according to officials. The Benicia Fire Department said at 8:15 a.m. that the ...