This week, skywatchers across the northern United States have a special treat waiting for them. The magical northern lights — ...

Arctic winters are melting fast. Scientists in Svalbard report rain, thaw, and rising risks in what was once reliably frozen terrain.

On June 25, 2025, an extraordinary sight unfolded over the Atacama Desert, the driest place on Earth. A rare snowfall blanketed the region, an event so rare that meteorologists confirmed it was the ...