Seasons
Season 1Number of Episodes:2Season Air Date: Fri, Dec 18 1998
Season 2Number of Episodes:4Season Air Date: Tue, Oct 05 1999
Season 3Number of Episodes:5Season Air Date: Wed, Dec 13 2000
Season 4Number of Episodes:6Season Air Date: Tue, Sep 18 2001
Season 5Number of Episodes:3Season Air Date: Thu, Dec 26 2002
Season 6Number of Episodes:5Season Air Date: Tue, Dec 09 2003
Season 7Number of Episodes:5Season Air Date: Wed, Dec 08 2004
Season 8Number of Episodes:5Season Air Date: Tue, Sep 13 2005
Season 9Number of Episodes:4Season Air Date: Thu, Dec 21 2006
Season 10Number of Episodes:4Season Air Date: Wed, Dec 19 2007
Season 11Number of Episodes:4Season Air Date: Tue, Dec 23 2008
Season 12Number of Episodes:3Season Air Date: Wed, Dec 23 2009
Season 13Number of Episodes:3Season Air Date: Thu, Dec 23 2010
Season 14Number of Episodes:3Season Air Date: Mon, Dec 19 2011
Season 15Number of Episodes:4Season Air Date: Fri, Dec 07 2012
Season 16Number of Episodes:4Season Air Date: Thu, Dec 19 2013
Season 17Number of Episodes:3Season Air Date: Thu, Jun 11 2015
Piero Angela
Alberto Angela
Season 1
Season 2
Season 3
Season 4
Season 5
Season 6
Season 7
Season 8
Season 9
Season 10
Season 11
Season 12
Season 13
Season 14
Season 15
Season 16
Season 17
13 miliardi di anni