Facebook Mark Zuckerberg CEO Facebook is one of the giants of the Internet today. But its founders may not have dreamed of this success when they started building it from scratch in their university dorm room. The original purpose of Facebook, or "The Facebook" as it was known then, was to allow Harvard students to use their ".edu" email addresses and photos to connect with other students at the school. Then-student Mark Zuckerberg foresaw a way of bringing the existing social experience of college onto the Internet. He wanted to create a place that could help college students connect with one another. The site was an immediate hit, and within just 24 hours of launch, around 1,200 students had signed up. Within one month, around half of all Harvard undergraduates had a profile. Programming Langu...