Twenty years ago, on Dec. 26, 2004, a 9.1-magnitude earthquake beneath the Indian Ocean triggered a tsunami with waves up to ...

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

Christmas in 2004, a 9.1 magnitude earthquake under the Indian Ocean triggered tsunami waves that killed some 230,000 people ...

With better technology, we could further shorten the time between an earthquake and when the tsunami warning goes out.

One of the deadliest natural disasters in modern history, the 2004 Indian Ocean tsunami marks its 20th anniversary on Dec. 26 ...

The majority of deaths from the 2004 Indian Ocean tsunami were in Indonesia. But the island of Simeulue was largely spared.

Survivors and mourners gathered at mass graves in Indonesia, Thailand and other places along the Indian Ocean that were ...

A woman who survived the Boxing Day tsunami 20 years ago said the disaster has given her an "extraordinary purpose" in life.

A man caught up in a devastating tsunami 20 years ago has recalled the final moments before his older brother was swept away ...

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

A couple have been reliving the astonishing moment they learned a palm tree planted in memory of their daughter the day ...

He said all he could see was "white water and chaos". "I leapt out of bed to the window to see a great wall of white water, ...