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A New History of LifeDelving into biostratigraphy, the study of fossil sequences in rock strata; its discovery solves the problem of correlating sedimentary strata from different regions; this leads to the geological time scale, initiating a revolution in Earth science.

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Now PlayingA New History of LifeDelving into biostratigraphy, the study of fossil sequences in rock strata; its discovery solves the problem of correlating sedimentary strata from different regions; this leads to the geological time scale, initiating a revolution in Earth science.0A New History of LifeHow paleontologists interpret fossils to reconstruct the traits and environments of extinct life forms; some of the pitfalls of the field; these include cultural biases that can lead to doubtful conclusions, such as that of the Tyrannosaurus rex.