Understanding of the Sumatran subduction zone and its hazards has increased since the 2004 Indian Ocean earthquake and ...

At the time of the earthquake, there was no warning system in place in the Indian Ocean. But now, 1,400 stations globally cut ...

Survivors and victims' relatives will this week mark the 20th anniversary of the 2004 Indian Ocean earthquake and tsunami, which killed more than 220,000 people across more than a dozen countries.

The powerful 9.1-magnitude earthquake off the coast of the Indonesian island of Sumatra, triggered a tsunami that killed ...

REFILES to fix intro to read 'this week' sted 'next' as sent Survivors and victims' relatives will this week mark the 20th anniversary of the 2004 Indian Ocean earthquake and tsunami, which killed ...