Mount Etna, Europe’s largest active volcano, is delighting tourists and locals by blowing almost perfect circles of smoke into the blue skies over Sicily. The smoke circles, known as volcanic vortex ...

An uncontrolled wildfire has burned outside Madrid, sending a giant cloud of smoke over the Spanish capital. The fire broke out in the town of Mentrida in central Spain's Castile-La Mancha region on ...

TRABUCO CANYON, Calif. — Apocalyptic-looking plumes of smoke dotted skies over parts of Southern California on Tuesday as firefighters battled at least three major wildfires that erupted amid a ...

Russia's military has said it intends to attempt to make an entire city vanish using a gigantic smoke screen. Russia's northern fleet announced that it will attempt to hide the whole of the city of ...

New York City looks more like the surface of Titan right now: hazy and surreal beneath a dim orange sky. Smoke from wildfires in Quebec blankets much of the northeastern U.S. in a layer two miles ...