A research team led by Academician Jin Zhijun from the Institute of Energy, Peking University, has revealed how interactions between Earth's tectonic activity and astronomical cycles jointly shaped ...

Around 370 million years ago, Earth gradually descended into the longest lived and probably the most intense ice age witnessed by complex life: the Late Paleozoic ice age. At its peak, huge ...

Showing the Paleozoic sedimentary rock sequence at the Grand Canyon - from which samples were collected for this study. The steep cliffs are of marine limestone or dolomite formations. New study ...

Remnants of decaying tiny animals were colonized by others in an interspecies interaction dating back 480 million years. By Asher Elbein The bodies of the dead drift to the bottom of the ocean, where ...