Professor Martin Siegart from Bristol University is leading a team who are about to drill through 3km of solid ice into subglacial Lake Ellsworth in Antarctica. Their mission is to search for life forms in the water and clues to past climate in the lake-bed sediments.
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Unsettled outlook for the rest of the weekend
Unsettled, windy and showery outlook
Lifeguards are back patrolling some of the west country's busiest beaches from today for the summer season.