Earthquakes: the 10 biggest in history
Here are the 10 biggest earthquakes detected since records began.
Here are the 10 biggest earthquakes detected since records began.
Many parts of Christchurch suffered devastating shaking, and this map shows the worst-hit areas.
Geologists have mapped the earthquakes that have shaken NZ since last year.
Ecologist Dr Matt Prescott describes how native plants can be harbingers for extreme weather events.
Hang on to your hats! Here’s our rundown of some truly monumental cyclones, hurricanes and typhoons.
We look back at some of the worst cyclones to lash Australia since 1899.
What are cyclones, how do they form and what do the categories mean?
Rare noctilucent, or ‘shining at night’ clouds have been captured by a NASA researcher.
After 150 years of dam-building in Australia, we wonder if dams cause more problems than they solve?
The human race keeps multiplying and environmental impact will continue to grow as a result, writes Peter Meredith.