A Cornell study published Friday in the journal Science used Twitter to study changes in peoples’ moods, discovering that seasonal variations in day length affect people in similar ways across cultures, indicating there is an underlying biological rhythm at work.

Scott Eidler looks at the ramifications of Twitter on internet users' tactfulness.

Emily Greenberg examines how social media can be used as a force for freedom or oppression and how it is compromising our version of the truth.

Sheldon debuts his boyhood play, begging the question: when will Mr. Spock finally take Sheldon away?

The return of Conan restores order to the universe and makes Twitter explode in the process.

An undergrad criticizes Malcolm Gladwell's latest New Yorker essay.

Carolyn Witte '12 critiques last week's Malcolm Gladwell essay on activism in the 21st century.

I would totally eat a frankensalmon. Just, you know, putting that out there. And what about that whooping cough outbreak in California? Vaccinate your children, America. Jenny McCarthy is a dangerously stupid human being. But that’s not what I want to talk about today. No, today I want to talk about something much more serious. A plague overtaking the nation. That’s right, folks.

A recent University study shows that the most influential Twitter members are large-scale news sources.

If the revolution will not be televised, it will probably stream on YouTube.

During his first official visit to China, President Barack Obama told an audience of students in Shanghai that he is a “strong supporter” of social media websites like Twitter.

“The more freely information flows,” the President explained, “the stronger the society becomes, because then citizens of countries around the world can hold their own governments accountable.”