On an island in the Kinmen archipelago, in the Taiwan Strait, Taiwanese soldiers are marching through a dark tunnel. “The enemy is landing,” one of their number says. As they emerge onto a gloomy ...

On the night of July 9, 1958, along the Fairweather Fault in the Alaska Panhandle, nature unleashed the largest tsunami ever recorded after a 7.8 magnitude earthquake triggered a colossal rockslide ...