Season
- Season 0 1999-07-13
- Season 1 1974-03-03
- Season 2 1974-11-03
- Season 3 1976-01-04
- Season 4 1977-01-05
- Season 5 1978-01-04
- Season 6 1979-01-04
- Season 7 1980-01-15
- Season 8 1981-01-06
- Season 9 1982-01-10
- Season 10 1983-01-18
- Season 11 1984-01-17
- Season 12 1985-01-15
- Season 13 1986-01-21
- Season 14 1987-01-20
- Season 15 1988-01-19
- Season 16 1989-01-17
- Season 17 1990-01-09
- Season 18 1991-01-08
- Season 19 1992-01-14
- Season 20 1993-01-05
- Season 21 1994-01-18
- Season 22 1995-01-08
- Season 23 1995-10-10
- Season 24 1996-10-01
- Season 25 1997-10-07
- Season 26 1998-10-06
- Season 27 1999-10-05
- Season 28 2000-10-24
- Season 29 2001-10-02
- Season 30 2002-09-03
- Season 31 2003-09-30
- Season 32 2004-09-28
- Season 33 2005-09-20
- Season 34 2006-09-05
- Season 35 2007-10-09
- Season 36 2008-10-07
- Season 37 2009-10-06
- Season 38 2010-10-19
- Season 39 2011-09-07
- Season 40 2012-10-10
- Season 41 2013-09-11
- Season 42 2014-09-10
- Season 43 2015-09-16
- Season 44 2016-09-07
- Season 45 2018-01-10
- Season 46 2019-01-02
- Season 47 2020-02-05
- Season 48 2021-01-13
- Season 49 2022-02-01
- Season 50 2023-02-01
- Season 51 2024-01-31
- Season 52 2025-01-22
Season 52 Episode
- Season 14 Countdown to the Invisible Universe
- Season 14 Children of Eve
- Season 14 Why Planes Crash
- Season 14 Orangutans of the Rain Forest
- Season 14 Freud Under Analysis
- Season 14 The Hole in the Sky
- Season 14 Confessions of a Weaponeer
- Season 14 Great Moments from NOVA
- Season 14 Will the World Starve?
- Season 14 The Desert Doesn't Bloom Here Anymore
- Season 14 Rocky Road to Jupiter
- Season 14 Death of a Star
- Season 14 Spy Machines
- Season 14 Hidden Power of Plants
- Season 14 Japan's American Genius
- Season 14 A Man, A Plan, A Canal, Panama
- Season 14 Volcano!
- Season 14 How Good is Soviet Science?
- Season 14 Ancient Treasures from the Deep
- Season 14 Riddle of the Joints
- Season 14 Secrets of the Lost Red Paint People
NOVA - Season 14 Episode 14 Hidden Power of Plants
6.90 55 minutes Plants produce some of the world's most potent chemicals in the fight against disease. NOVA follows the urgent efforts to track down new medicines in nature.
