Scientific Pursuits is a main quest in Fallout 3 achievement/trophy .
Synopsis [ ] Three Dog informed the Lone Wanderer that their father had headed to Rivet City to speak for a certain Madison Li . She would be the best lead to finally find him.
Walkthrough [ ] Travel to Rivet City and enter its science lab .
Talk to Dr. Madison Li .
Go to the Jefferson Memorial and find Dad's holotapes .
Travel to Vault 112 within Smith Casey's garage and enter the Tranquility Lane lounger. Quest stages [ ] Stage Status Description 10 Gain entrance to Rivet City. 20 Talk to Doctor Li about Dad and Project Purity. 30 Look for Dad in Project Purity's Control Room. 40 Search Dad's holotapes for clues to his location. 50 Listen to Dad's personal journal entry 10. 60 Gain access to Vault 112. 65 Put on a Vault 112 suit. 70 Quest finished Sit in the unoccupied Tranquility Lounger.
Notes [ ] Smith Casey's garage can be accessed straight after the player leaves Vault 101, therefore advancing through a large section of the game's main quest-line. 
