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- Season 0 2009-06-10
- Season 1 2006-05-06
- Season 2 2006-06-24
- Season 3 2007-02-21
- Season 4 2007-04-11
- Season 5 2008-03-03
- Season 6 2009-07-16
- Season 7 2010-06-04
- Season 8 2011-06-03
- Season 9 2012-05-17
- Season 10 2013-09-06
- Season 11 2014-05-15
- Season 12 2015-05-10
- Season 13 2016-08-08
- Season 14 2017-01-06
- Season 15 2017-08-28
- Season 16 2019-06-13
- Season 17 2021-06-01
How Do They Do It? - Season 4 Episode 3 Nuclear Sub, Crash Test Dummies, Fruit and Vegetables
7.40 22 minutes Secrets behind nuclear submarines; crash-test dummies; growing fruits and vegetables.
