Survivor's guilt is arguably an instance of good character, an emotional expression.
A new method of analysing underwater sound waves has led to the creation of a faster, more informative tsunami early warning system.
Post-tsunami the position of women in Acehnese society has in many ways changed and, arguably, worsened compared to their historically high status.
As well as thousands of deaths and huge destruction, Japan's 2011 tsunami carried potentially invasive species _en masse_ across an entire ocean.
A 8.1 magnitude earthquake hit off the coast of Mexico on 8 September 2017. Fortunately, initial fears of a damaging tsunami hitting the coastline now appear unfounded.
Sometimes 'stuff' isn't just stuff.
As the rich move away from disaster-prone areas, the poor may be left behind.
A new study suggests the enigmatic Makran region could see a magnitude 9 earthquake.
Disaster preparations often focus on gear and logistics, but research in Japan after the 2011 earthquake and tsunami shows that strong social ties played a key role in helping communities rebound.
Wetlands management is vital but sweeping statements about their universal value may do more harm than good.
The latest earthquake off Japan's east coast was an ominous reminder of the 2011 Fukushima disaster. But despite a technical hitch at one of Fukushima's other reactors, there was no repeat this time.
Japan's response to a tsunami threat following major earthquake shows it has learned much from past events, including the deadly quake and tsunami that disabled the Fukushima nuclear power plant.
The threat of any tsunami following an earthquake can take time to assess, so it's important people who live in risk zones are ready for any event.
We can't predict or prevent tsunamis you can improve your chances of staying safe by understanding the risk, being prepared and acting quickly when disaster strikes.
Large-scale natural experiments such as oil spills, tsunamis and climate change are things you wouldn't want to do on purpose. But that doesn't mean they're not scientifically useful experiments too.
Australia is surrounded by ocean, so is not immune to the effects of tsunamis. But how significant is the risk?
Reliably predicting whether a tsunami is large enough to require evacuations requires many more observations from the deep ocean than we now have.
The nuclear operator was nowhere near adequately covered for the disaster. And it's not just a Japanese problem.
Scientists are setting Japan on the road to recovery, using data to protect against future disasters.
The 2011 Japan tsunami illustrates how more marine creatures are crossing the oceans than ever before - and not all of them are friendly travellers.