From rock layers to radioactive decay, scientists use a blend of dating techniques to piece together Earth's history. Relative dating reads the sequence of layers, while absolute dating measures time ...

In search of a new adventure, Craig Munns went back to school. Now, at 65, he spends his days examining long-vanished life forms Craig Munns has a large model of a T rex on his desk. He got it with a ...

Biostratigraphy is a stratigraphic discipline that uses the vertical and lateral distribution of fossil organisms within sedimentary successions to establish relative ages, correlate stratigraphic ...

The AGL’s mission is to create and apply new geophysical means of imaging and understanding the subsurface. We are particularly dedicated to conscientious resource discovery and recovery. Faculty ...

An illustration of a magnifying glass. An illustration of a magnifying glass.

A paleo-art reconstruction of a scene from the late Early Triassic, showing a coastal mudplain to alluvial ecosystem in the Heshanggou Formation, North China. Credit: Mr J Sun (CC BY 4.0) Fossil ...

Add a comment + Open annotations. The current annotation count on this page is being calculated. Tropical riparian ecosystems – those found along rivers and wetlands – recovered much faster than ...

Contributed by A. M. Celâl Şengör, October 3, 2020 (sent for review July 17, 2020; reviewed by Jonas Kley and Leigh H. Royden) A method without biostratigraphy is employed to delineate a hitherto ...

In a paper published in Science China Earth Sciences, a team of scientists propose a comprehensive summary of the main fossil sequences and lithostratigraphy of the Qinghai-Tibetan Plateau (QTP) ...