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  1. Artificial Intelligence

    Why a data scientist warns against always trusting AI’s scientific discoveries

    Artificial intelligence that helps make scientific discoveries needs to get better at admitting its uncertainty, Genevera Allen says.

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  2. Planetary Science

    Neptune’s smallest moon may be a chip off another moon

    Neptune’s tiniest moon probably formed when a comet hit a larger moon.

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  3. Life

    Physics explains how pollen gets its stunning diversity of shapes

    These pollen patterns can all be explained by one simple trick of physics: phase separation.

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  4. Planetary Science

    Mars’ lake may need an underground volcano to exist

    If a lake under Martian ice is real, there must be a subsurface magma pool to keep conditions warm enough for water to remain liquid, scientists say.