Robin George Andrews

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    Astronomers Find Secret Planet-Making Ingredient: Magnetic Fields

    Scientists have long struggled to understand how common planets form. A new supercomputer simulation shows that the missing ingredient may be magnetism.

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    Iceland’s Eruptions Reveal the Hot History of Mars

    The new volcanic fissures are more otherworldly than they first appear.

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    New Earthquake Math Predicts How Destructive They’ll Be

    The “pinball” model of a slipping fault line borrows from the mathematics of avalanches.