Sound from last December's huge tsunami-causing earthquake was picked up by underwater microphones designed to listen for nuclear explosions. Scientists this week released an audio file of the ...

TOKYO -- Hideo Tsurumaki watched the giant tsunami waves crash onto Japan’s northeast coast on March 11, 2011, sweeping away cars filled with people trying to escape. As the vehicles sank slowly into ...

People in high-risk tsunami areas could soon be helped by an early-warning alarm system using sound waves that is being developed by scientists. Mathematicians think they have devised a way of ...