Abstract
Evidence indicates that the collisions of Earth and a large piece of Solar System debris such as a meteoroid, asteroid or comet caused the great extinctions of 65 million years ago, leading to the transition from the age of the dinosaurs to the age of the mammals.
Publication types
-
Research Support, Non-U.S. Gov't
-
Research Support, U.S. Gov't, Non-P.H.S.
MeSH terms
-
Biological Evolution*
-
Earth, Planet*
-
Geologic Sediments / chemistry
-
Geological Phenomena
-
Geology
-
Iridium / analysis
-
Meteoroids*
-
Minor Planets*
-
Models, Theoretical
-
Paleontology
-
Solar System*