The world's greatest living explorer, Sir Ranulph Fiennes, is receiving a royal send off from Prince Charles as he begins his latest record breaking challenge. He's attempting to become the first person to cross the Antarctic on foot during winter.
The expedition will take place in temperatures as low as -70C, much of it in total darkness. Our Science Editor Lawrence McGinty has been to meet him.
More top news
The official Brexit campaign "cheated" during the European Union referendum to get around spending limits, a whistleblower has claimed.
A cloudy and damp start for many southeastern areas, but turning brighter through the afternoon.
Countries have been switching off their lights for Earth Hour, a global call for international unity on the importance of climate change.