Facebook U S. user
spends 38 minutes
is primarily blue because
Mark Zuckerberg suffers
There are more Facebook users from the U.S.
Facebook loses almost US$25,000
In 2014, a burglar in Minnesota was caught after he logged into his Facebook account on the home's PC and forgot to log out.
In 2009, WhatsApp co-founder Brian Acton was turned down for a job at Facebook. Five years later, Facebook purchased WhatsApp for US$19 billion.
More than half of U.S. mobile users check
Researchers in Norway published a psychological scale to measure Facebook addiction in 2012.
1 in 3 people feels more dissatisfied with their lives after visiting Facebook, according to a study.