!''Blog.WhatIf''
* ImageSource:
** [[http://what-if.xkcd.com/21/ "Machine Gun Jetpack"]] gives us RecoilBoost.
** IcarusAllusion is the last image of [[http://what-if.xkcd.com/30/ "Interplanetary Cessna"]].
** HardOnSoftScience is the first image and AltText of [[http://what-if.xkcd.com/111/ "All the Money"]].

!''ComicBook.WhatIf''

* ImageSource: Trope pages with images from this series include:
** FantasticFruitsAndVegetables
** GoodHurtsEvil
** HiccupHijinks
** WhatIf
** WritingAroundTrademarks

----