== Research areas & fields ==
[[File:UI tech.png|right|thumb|400px|Technology interface. Every slot here can have one research project active at a time and every research area has its own slot.]]
There are three different main ''research areas'' in-game, with each area corresponding with one of the research resources. Additionally, each research area has multiple subcategories, for a total of 12 such subcategories, and every tech belongs to one of these subcategories.