Solar PoweredRanks Available: 1, Requirements: Level 20, Endurance 7
With the Solar Powered perk, you gain an additional 2 points to Strength when in direct sunlight, and slowly regenerate lost Health.
LawbringerRanks Available: 1, Requirements: Level 14
Once you have the Lawbringer perk, any evil character you kill will have a finger on their corpse. This finger can then be sold to a certain person (whose identity is disclosed when you take the perk) for caps and positive Karma.
Concentrated FireRanks Available: 1, Requirements: Level 18, Small Guns 60%, Energy Weapons 60%
With Concentrated Fire, your accuracy to hit any body part in V.A.T.S. increases slightly with each subsequent hit on that body part.
Child at HeartRanks Available: 1, Requirements: Level 4, Charisma 4
The Child at Heart perk greatly improves your interactions with children, usually in the form of unique dialogue choices.
Ridiculously dumb perks courtesy of Bethesda...I LOLed at the Solar Powered perk when I first read its description...