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  1. Animals

    This elephant peels bananas, but only slightly ripe ones

    Pang Pha, an Asian elephant at Zoo Berlin, probably picked up the skill by observing her zookeeper.

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  2. Earth

    A massive cavern beneath a West Antarctic glacier is teeming with life

    A subglacial river has carved out the cavern beneath the Kamb Ice Stream, a West Antarctic glacier, and may be supplying nutrients necessary for life.

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  3. Life

    Comb jellies have a bizarre nervous system unlike any other animal

    A 3-D map of the comb jelly “nerve net” reveals fused neurons that lack the space, or synapses, most neurons use to communicate. Did it evolve independently?

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  4. Animals

    Northern elephant seals sleep just two hours a day at sea

    The marine mammals have truly awesome stamina for staying awake, sleeping only minutes at a time on months-long trips at sea.