It's probably either because you're an opinionated loudmouth or just boring.
Spending more time on the social-networking site is associated with having a worse body image, researchers say.
Too often, racks are taken up by the carcasses of bikes that have long been abandoned.
This is how you feel when nobody likes your selfie.
A wild experiment in 3D data visualization.
Researchers studying the shape of our social networks make some startling findings.
Which cities attract the most people, and what kinds of communities are losing them.
Scientists have trained algorithms to determine your "urban tribe" from your online photos.
The technology can make it easier to approach strangers, and alter our sense of belonging.
Another social media-fueled trend that wasn't.
An amazing comparison of social media meta-data, in two charts.
An EU-funded project is building platforms to detect patterns in how people use urban spaces.
The results of a study of 82 million tweets from 1,300 counties.
Thanks to Yelp reviews.
New research suggests that location plays a smaller role now in who we talk to and what we talk about.
Tracking obesity rates based on your interest in outdoor fitness, health and wellness, and television.
Lexus takes aim at social media as a perceived deterrent to driving.
A Cleveland start-up helps apartment complexes up their social media game.
"Sentiment analysis" of social media could change the way you report potholes forever.
With gang members openly posting about their plans to commit violent acts on Facebook and YouTube, police departments nationwide find increased challenges and unique advantages.