When you are playing the game, press Enter to unlock the cheat console. Type in icheat to enable the cheat mode and use one of the following codes to get the desired effect:
Plus 50 technology points: give tech
Plus 1 epoch: epoch up
God mode: play god
Instant construction: sea monkeys
Fog of war: toggle fog
Get 10,000 resources: loot
Convert selected unit: convert
20 damage points to a unit: punish
Recharge power for a unit: recharge me
Win scenario: win
Lose 100 resources: taxes
Disable cheat mode: idontcheat