It could mean a volcano that erupts regularly but is currently ... Stephanie Pappas is a contributing writer for Live Science, covering topics ranging from geoscience to archaeology to the human ...

Ian Randall is Newsweek's Deputy Science Editor, based in Royston ... The remains of ancient Herculaneum with Mount Vesuvius in the background. The remains of ancient Herculaneum with Mount ...

Yellow signifies: “Volcano is exhibiting signs of elevated unrest above known background level or, after a change from a higher level, volcanic activity has decreased significantly but continues ...