Season
- Season 1 2000-04-06
- Season 2 2001-01-06
- Season 3 2002-01-05
- Season 4 2003-01-04
- Season 5 2004-01-03
- Season 6 2005-01-01
- Season 7 2006-01-07
- Season 8 2007-01-06
- Season 9 2008-01-05
- Season 10 2009-01-03
- Season 11 2010-01-02
- Season 12 2011-01-01
- Season 13 2012-01-07
- Season 14 2013-01-05
- Season 15 2014-01-04
- Season 16 2015-01-03
- Season 17 2016-01-01
- Season 18 2017-01-07
- Season 19 2018-01-06
- Season 20 2019-01-05
- Season 21 2020-01-04
- Season 22 2021-01-02
- Season 23 2022-01-08
- Season 24 2023-01-14
- Season 25 2024-01-13
- Season 26 2025-01-11
Season 26 Episode
- Season 25 Episode 1
- Season 25 Episode 2
- Season 25 Episode 3
- Season 25 Episode 4
- Season 25 Episode 5
- Season 25 Episode 6
- Season 25 Episode 7
- Season 25 Episode 8
- Season 25 Episode 9
- Season 25 Episode 10
- Season 25 Episode 11
- Season 25 Episode 12
- Season 25 Episode 13
- Season 25 Episode 14
- Season 25 Episode 15
- Season 25 Episode 16
- Season 25 Episode 17
- Season 25 Episode 18
- Season 25 Episode 19
- Season 25 Episode 20
- Season 25 Episode 21
- Season 25 Episode 22
- Season 25 Episode 23
- Season 25 Episode 24
- Season 25 Episode 25
- Season 25 Episode 26
- Season 25 Episode 27
- Season 25 Episode 28
- Season 25 Episode 29
- Season 25 Episode 30
- Season 25 Episode 31
- Season 25 Episode 32
Click - Season 25 Episode 23 Clean Green Machine
6.10 30 minutes Alasdair Keane heads to Sweden to see how one of the world's biggest truck manufacturers is trying to make the switch to electric. Nikhil Inamdar tests out a motorbike that runs on compressed natural gas. And Spencer Kelly sees an autonomous underwater robot in action in Switzerland.
