(CBS) - A massive cloud of ash and toxic steam from the erupting Kilauea volcano now has Hawaii's Big Island under a "red alert" for aviation. It's an official warning that air travel in the area ...

GRINDAVIK, Iceland (AP) — A volcano in southwestern Iceland erupted Wednesday for the fifth time since December, spewing red lava that once again threatened the coastal town of Grindavik and led to ...

Do you know that we have bright-red, underwater volcanoes here in Hawai‘i, and they are very common? They are called the red volcano sponge, and they cover the sea floor on certain reefs, and look ...

SANTIAGO, Chile Chile says seismic activity is dropping at a volcano on the border with Argentina but officials are maintaining a red alert as a precaution. Chile's emergency office ONEMI issued the ...