2000s

These events happened in the 2000s

2000s

 * Sometime this decade: Stuart came to Pasadena and opened up the Comic Book Store.
 * 2000: Amy begins training in the field of neurobiology
 * 2003: Sheldon and Leonard meet for the first time; the duo also meet Howard and Raj
 * 2003: The Elevator to the Apartment Building is destroyed
 * 2004: Leonard earns his doctorate and officially becomes a doctor.
 * 2003-2007: Penny moves to Pasadena, starts dating Kurt, and gets a job at The Cheesecake Factory
 * September 22, 2007: Leonard and Raj created an idea involving the conversion of footsteps into electromagnetic energy to make it possible for one to recharge their cell phone while walking.
 * Before September 24, 2007: Penny breaks up with Kurt