Season
- Season 52 2025-01-22
- Season 51 2024-01-31
- Season 50 2023-02-01
- Season 49 2022-02-01
- Season 48 2021-01-13
- Season 47 2020-02-05
- Season 46 2019-01-02
- Season 45 2018-01-10
- Season 44 2016-09-07
- Season 43 2015-09-16
- Season 42 2014-09-10
- Season 41 2013-09-11
- Season 40 2012-10-10
- Season 39 2011-09-07
- Season 38 2010-10-19
- Season 37 2009-10-06
- Season 36 2008-10-07
- Season 35 2007-10-09
- Season 34 2006-09-05
- Season 33 2005-09-20
- Season 32 2004-09-28
- Season 31 2003-09-30
- Season 30 2002-09-03
- Season 29 2001-10-02
- Season 28 2000-10-24
- Season 27 1999-10-05
- Season 26 1998-10-06
- Season 25 1997-10-07
- Season 24 1996-10-01
- Season 23 1995-10-10
- Season 22 1995-01-08
- Season 21 1994-01-18
- Season 20 1993-01-05
- Season 19 1992-01-14
- Season 18 1991-01-08
- Season 17 1990-01-09
- Season 16 1989-01-17
- Season 15 1988-01-19
- Season 14 1987-01-20
- Season 13 1986-01-21
- Season 12 1985-01-15
- Season 11 1984-01-17
- Season 10 1983-01-18
- Season 9 1982-01-10
- Season 8 1981-01-06
- Season 7 1980-01-15
- Season 6 1979-01-04
- Season 5 1978-01-04
- Season 4 1977-01-05
- Season 3 1976-01-04
- Season 2 1974-11-03
- Season 1 1974-03-03
- Season 0 1999-07-13
Episode
NOVA Season 52 What Are UFOs?
PBS' premier science series helps viewers of all ages explore the science behind the headlines. Along the way, NOVA demystifies science and technology, and highlights the people involved in scientific pursuits.
