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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A cloudy start to Tuesday morning with some patches of drizzle in places. It will be brighter in the afternoon with plenty of sunshine.
A cloudy start to the day with some light drizzle in places. It will be a brighter afternoon with plenty of sunshine. Highs of 25 °C.
There may be some light showers in a few places this evening, but these will mostly ease during the night. It will be warm and humid.