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A study by technology research firm Gartner, which recently surveyed 6,295 people between the ages of 13 and 74, reveals almost a quarter of 18- to 29-year-olds use social networking sites like Facebook and Twitter less than when they first signed up for the services, with many saying the services simply aren’t that much fun anymore. “The trend shows some social media fatigue among early adopters,

Tara Reid may have just set a land-speed record for nuptials — and confusing ones, at that. At noon eastern on Saturday, the ‘American Pie’ actress, 35, who’s been vacationing in Greece, tweeted, “I just got engaged!”

Lady Gaga made her fair share of enemies last week when she performed in a wheelchair during a concert in Sydney, Australia. Now, she appears to have ticked off Bette Midler as well. Over the weekend, the Divine Miss M sent a number of hostile tweets at Gaga, accusing the ‘Born This Way’ singer of stealing her act.

The technologically-savvy Pope Benedict XVI has already encouraged priests to blog and helmed the launch of the Vatican’s YouTube channel and Pope2You mobile and Facebook apps. So it’s really no surprise that as part of his newly-launched news portal, the pontiff sent his first tweet recently — from the papal iPad. You can follow the Vatican on Twitter at @news_va_en.

If your grandmother has recently friended you on Facebook or followed you on Twitter, you’re not alone. The website myvouchercodes.co.uk recently conducted a survey in which it asked people over 60 about their social media habits. It yielded some interesting results.

In the wake of Weinergate, Twitter brings us yet another bizarre online mystery — this time, involving exes Chris Brown and Rihanna. According to Bossip, Rihanna allegedly tweeted a response this week to a 2009 incident, in which Brown physically attacked her on their way to the 2009 Grammys.

Just a few weeks after Blake Shelton came under fire for using Twitter to voice some homophobic comments, one of his fellow judges on NBC’s ‘The Voice’ has done the same thing — and now Cee Lo Green has a PR problem of his own to deal with. Responding to a negative review of his recent Minneapolis performance, Green questioned the critic’s judgment by writing, “People enjoyed last night! I’m guess

The latest Twitter parody account (twarody?) is “Aunt Diane,” a wacky middle-aged aunt from Santa Fe who’s a lot like, well, everybody’s wacky, middle-aged aunt: She makes Nepalese jewelry! She hangs out in sweat lodges! And she’s very comfortable with her body. Some of Aunt Diane’s best tweets below:

Staying in touch is more important than staying in smell. A new survey from McCann Worldgroup of more than 6,000 people around the world found about half would be willing to give up their sense of smell over the ability to engage in social networking.

Kim Kardashian is officially off the market. According to an exclusive PEOPLE cover story, the 30-year-old TV beauty is engaged to her boyfriend of six months, New Jersey Nets forward Kris Humphries. Humphries popped the question on May 18 with the words "WILL YOU MARRY ME?" written in rose petals. Kardashian, of course, said yes.

Russell Brand just wanted to see his wife Kate Perry perform in Japan. Unfortunately for the funnyman, Japanese authorities weren't amused by his criminal record, and on Sunday the 35-year-old was deported from the island nation. Perry took to Twitter to explain what had gone down: So...my husband just got deported from Japan. I am so. sad. I brought him all this way to show him my favorite place

Former Speaker of the House Newt Gingrich is officially running for President. The Republican figure confirmed his long-awaited announcement on Wednesday in a video posted to YouTube, in which he said, "I believe we can return America to hope and opportunity ... There's a much better American future ahead."