Men have always been fascinated, and sometimes awed, by the rhythmic motions of the sea's surface. A century of observation and experiment has revealed much about how these waves are generated and ...

Most tsunamis are a series of waves that can be spaced minutes to hours apart. The first wave isn’t always the largest. The ...

The first wave isn’t always the largest. The ocean near the coast often recedes to expose the seafloor shortly before a tsunami arrives. Evacuate inland toward higher ground immediately if you ...