Why the Internet Sucks You In Like a Black Hole

http://www.scientificamerican.com/article.cfm?id=internet-black-hole

A lack of structural online boundaries tempts users into spending countless hours on the Web
By Tia Ghose and LiveScience

"Checking Facebook should only take a minute."

Those are the famous last words of countless people every day, right before getting sucked into several hours of watching cat videos, commenting on Instagrammed sushi lunches, and Googling to find out what ever happened to Dolph Lundgren.

If that sounds like you, don't feel bad: That behavior is natural, given how the Internet is structured, experts say.

People are wired to compulsively seek unpredictable payoffs like those doled out on the Web. And the Internet's omnipresence and lack of boundaries encourage people to lose track of time, making it hard to exercise the willpower to turn it off.

"The Internet is not addictive in the same way as pharmacological substances are," said Tom Stafford, a cognitive scientist at the University of Sheffield in the United Kingdom. "But it's compulsive; it's compelling; it's distracting."