Icebergs

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    Video caption: A74 iceberg investigation was serendipitous science

    Researcher Dr Autun Purser describes the animals he found living under an Antarctic ice shelf.

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    Video caption: Antarctic seafloor exposed after 50 years of ice cover

    German research vessel Polarstern studies Antarctic seafloor life uncovered by the calving of a big iceberg.

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    Video caption: Polarstern research ship investigates mega-iceberg

    The German science vessel studies Antarctic seafloor life uncovered by the calving of a big iceberg.

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    Video caption: The Brunt crack that produced a new Antarctic iceberg

    A big iceberg breaks away from the Antarctic, close to Britain's Halley research station.

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    Video caption: RAF plane returns to inspect crumbling giant iceberg

    A military plane goes back to assess the colossal A68a iceberg and its new daughter berg A68d.

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    Video caption: The evolving shape of mighty iceberg A68a

    It was for a time the biggest berg in the world but gradually it has lost much of its bulk.