Fukushima: a nuclear station in crisis
In a nation synonymous with the apocalyptic scenes in Hiroshima and Nagasaki the radioactive crisis at Japan’s Fukushima nuclear plant could become a defining moment for the nuclear industry.
Tsunami science: a wall of water
Not all earthquakes produce tsunamis. And the power of a seismic wave as it hits land depends on a whole range of factors. Channel 4 News looks at why tsunamis can be so devastating.
Japan earthquake: planning for disaster
We can plan to lessen the impact of events like the earthquake and tsunami off the coast of Japan, but their effect depends on a range of circumstances, explains seismologist Dr Wayne Richardson.