Weatherwatch: Antarctica proves to be even colder than previously thought

Data from Nasa satellites has been matched with weather station information to reveal a chilly new low

Where is the coldest place on Earth? Antarctica; yes, but where exactly?

On 23 July 1983, the thermometer at the Vostok station, high on the East Antarctic plateau on recorded the lowest measured air temperature on Earth: a frigid -89.2C. But, in recent years, satellite data has revealed it can get even colder.