A map shows happiness in U.S. states; red is happier and blue is less happy.

Average word happiness for geotagged tweets in U.S. states collected in 2011. Redder states have higher averages and bluer states have lower averages.

Image courtesy Mitchell et al, PLoS ONE

The Saddest Tweeters Live in Texas

Researchers analyzed ten million tweets to map happiness in the U.S.

ByMelody Kramer
May 29, 2013

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