Another important study focused on the Ediacaran-Cambrian transition, which is pivotal for understanding the radiation of early animals. Researchers created new age models based on carbon isotope ...

The initial radiation of vascular land plants, evidenced by increases in both diversity and morphological disparity during the Silurian and Devonian periods, is considered plant terrestrialization, ...

Located in the stratosphere, where it shields the Earth from harmful ultraviolet radiation ... for complex land animals or plants before the Cambrian era (541 to 485 million years ago) despite ...

Finally, a reevaluation of the Cambrian Explosion and the Great Ordovician ... suggesting instead a long-term radiation of life that began in the late Precambrian. This perspective challenges ...

Situated in the stratosphere, the ozone layer shields Earth from harmful ultraviolet radiation, playing a vital role in maintaining the planet ... Likewise, there are no fossils for complex land ...

Described in the journal Current Biology, the study provides the first demonstrable record of an evolutionary arms race in the Cambrian. "Predator-prey interactions are often touted as a major ...

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In 2024, researchers from the universities of Oxford and Birmingham excavated a huge expanse of a quarry floor in Oxfordshire filled with hundreds of dinosaur footprints. The remains of the ...

J urassic Triasic Permian Penrsylvanian Mis,ippian Devonian Silurian Ordovician Cambrian Latc Early Palco ... almost wholly dependent on the radiation of the Sun. The secular progression of ...