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  1. Health & Medicine

    Newfound airway cells may breathe life into tackling cystic fibrosis

    A newly discovered cell in the lining of the airways is the primary site of activity for the gene that, when defective, causes cystic fibrosis.

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  2. Animals

    With one island’s losses, the king penguin species shrinks by a third

    Once home to the largest known colony of king penguins, Île aux Cochons has lost most of its birds for unknown reason.

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  3. Earth

    Rare blue diamonds are born deep in Earth’s mantle

    Rare blue diamonds are among the deepest ever found, and hint at possible pathways for recycling of ocean crust in the mantle.