Rain gauges did not exist millions of years ago. Instead, researchers turn to indirect clues left behind in rocks, soils, and ...
Now, evidence suggests that some of these spiral-shaped species did manage to persist after all. Recent analysis of ammonite ...
To understand how global warming could influence future climate, scientists look to the Paleogene Period that began 66 ...
In the aftermath of the giant asteroid that crashed into the Yucatan Peninsula about 66 million years ago, approximately 75% ...
Massive gas bursts emitted by volcanoes about 66 million years ago probably couldn’t have caused a mass extinction event that spelled doom for all nonbird dinosaurs, new research suggests. Data on ...
A massive trove of global fossil data has revealed variations in how elasmobranch species – sharks, skates, and rays – recovered after the Cretaceous-Paleogene (K-Pg) mass extinction event. Among the ...
The Paleogene Santa Rosa local fauna: introduction / Kenneth E. Campbell, Jr. -- The Paleogene Santa Rosa local fauna of Amazonian Peru / Kenneth E. Campbell, Jr., Carl David Frailey, Lidia ...
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