Video encyclopedia

T. Rex and the Crater of Doom


Berkeley Writers at Work with Walter Alvarez


Old World Blues 14: Arguing with a Brain - Plus, Confronting the Think Tank & All Possible Endings


Historical References to Meteoric Phenomena / Anomalic Serpent Mound -Cosmography101-13.3 R Carlson


Provost Welcome Lecture: What Really Killed the Dinosaurs?


The Cretaceous-Tertiary Mass Extinction: What Really Killed the Dinosaurs?

T. rex and the Crater of Doom is a nonfiction book by professor Walter Alvarez that was published by Princeton University Press in 1997. The book discusses the research and evidence that led to the creation of the Alvarez hypothesis, which explains how an impact event was the main cause that led to the Cretaceous–Paleogene extinction event.
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