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exp GPS 0531 Myhrvold asteroids_00004828
exp GPS 0531 Myhrvold asteroids_00004828

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    On GPS: The little problem of very large asteroids

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On GPS: The little problem of very large asteroids

Nathan Myhrvold tells Fareed about how an asteroid could have changed the 20th century.

On GPS: The little problem of very large asteroids

Nathan Myhrvold tells Fareed about how an asteroid could have changed the 20th century.