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  1. Health & Medicine

    Therapy dogs can ease young patients’ anxiety in the emergency room

    A clinical trial found that spending about 10 minutes with a therapy dog reduced patients’ anxiety in a pediatric emergency room.

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  2. Animals

    Narwhals may use their iconic tusks to play

    Videos show narwhals using their tusks in several ways, including prodding and flipping a fish. It’s the first reported evidence of the whales playing.

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  3. Space

    The Blue Ghost lander just witnessed a lunar eclipse — from the moon

    The privately-owned lander turned its cameras toward Earth as our planet cast its shadow over the moon. It’s not the first spacecraft to do so.