A new report from eMarketer finds that most adult Americans with Internet access use Facebook at least once a month, and a full 42.3% of the entire American population was using the site as of this month.
By contrast, Twitter‘s penetration rate was much lower, sitting at around 7% of the total population and 9% of the Internet-using population, according to the report.
Read entire story on Mashable: Nearly Half of Americans Use Facebook; Only 7% Use Twitter [STUDY]
