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  1. Trilobites

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    CreditIan Webster and Peter Jenniskens

    Visualizing the Cosmic Streams That Spew Meteor Showers

    Researchers recorded more than 300,000 meteoroid trajectories since 2010 to depict the drifting paths of meteor showers that Earth passes through.

  2. Photo
    CreditBaron et al./Nature

    Shaking Up the Dinosaur Family Tree

    A Ph.D candidate and a computer program that took five minutes to run may upend the dinosaur classification system that has been used for more than a century.

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    Ancestral Climates May Have Shaped Your Nose

    A study led by Penn State researchers found more evidence of the relationship between nose shape and the climate where a person’s ancestors lived.

  2. Trilobites

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    CreditMarty Melville/Agence France-Presse — Getty Images

    A Search for Clues to What Causes Whale Strandings

    Researchers develop a model they hope can be used to understand how dolphins and whales react physiologically to threats from predators and people.