Monitoring stations set up to detect atomic explosions could help predict the path of a tsunami, research shows.

Californian scientists have analysed sound waves produced in the Indian Ocean by last December’s Asian tsunami. Writing in the journal Geophysical Research Letters, the team says the tsunami produced a “unique” signal.

This indicates, they say, that stations set up to implement the A-bomb test ban treaty could be involved in the new Indian Ocean tsunami warning system….