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Featuring groundbreaking new science, experiments and leading scientists from a variety of disciplines, the series unravels the natural history of the body's largest organ.
2006
8.6
2019
10.0
2024
7.0
2022
8.0
2017
0.0
2010
2013
7.2
2012
1988
4.6
2005
2008
8.1
2014
1992
7.5
2015
2007
1999
6.0