The drilling has begun today - and the team have just 24 hours to gather samples before the borehole refreezes. And all in -25 C. Tanya Mercer's report contains video from Pete Bucktrout British Antarctic Survey
Scientists from Bristol University are in Antarctica on a mission that could hold the clue to whether there's life on Mars. They're drilling through 3km of solid ice to try to find lifeforms in the water and mud underneath Lake Ellsworth.
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Our weatherman Bob Crampton gives the lowdown on the higher temperatures the West Country is experiencing at the moment.
This afternoon is set to be breezy with lots of cloud - murky around the moors. Highs hitting 13 C. Staying dry with a very mild night