This is a well-written important paper on the recovery of fauna and flora following the end-Permian extinction event in several continental sites in northern China. The convincing conclusion, a rapid ...

The new study deciphered the single-most greatest mass extinction on Earth driven by a natural calamity that still exists.

and paleontology reveals how changes in ocean chemistry have contributed to mass extinctions. When ocean temperatures rise or oxygen levels drop, marine life suffers. Fossil records show that during ...

Claudia Steffensen made a captivating discovery in the Italian Alps: a tropical ecosystem dating back 280 million years, made up of relics of the past such as plant fossils, raindrop tracks and ...

FIGURE 3. Stratigraphic distribution of patterns of ∑REE, δEu, δCe and Zr/Hf in all coal samples from Yantang Mine, Xuanwei, Yunnan. FIGURE 5. Chondrite-normalized REE patterns of the tonsteins in the ...

Dinosaurs long dominated Earth's land ecosystems with a multitude of forms including plant-eating giants like Argentinosaurus, meat-eating brutes like Tyrannosaurus and weirdos like Therizinosaurus, ...

We hope to have demonstrated that trying to compare or equate the end-Permian marine invertebrate mass extinction in terms of taxonomic diversity dynamics with the Permo-Triassic plant biotic crisis ...

Dinosaurs evolved from more primitive reptiles in the aftermath of Earth’s biggest mass-extinction event caused by extreme volcanism at the end of the Permian Period about 252 million years ago.

(Desks should have reset buttons.) The planet earth has a reset button, called mass extinction. It has been pressed five times so far. The most drastic occasion was at the end of the Permian period, ...