You may not have heard of Snapchat. But if there are teenagers or 20-somethings in your life, it's a safe bet that they have. Snapchat is a mobile app which lets users share images or videos that disappear after a few seconds. That's right -- they vanish forever in the time it takes you to read a tweet.

TECH-Razer-gaming-laptop

The new Razer Blade gaming-centric laptop is sleek and powerful, but it's not for every gamer looking to take their action on the go.

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On Sunday morning, a strange word suddenly started trending for me on Twitter. The word was Ruzzle. I had no idea what it meant, so I did the smart thing and asked my dog. "Mikey, what's a Ruzzle?"

TRAVEL

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Travelers don't just want to get from point A to point B in one piece. We want to arrive at our destinations happy and refreshed and ready to start our work or vacation. Wishful thinking? Perhaps. Given that it's a new year and all dreams seem possible, CNN gave travel experts around the globe a magic wand for travel wishes unbound by constraints.

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We've all got them: places that live large in imagination or memory, begging us to hop on a plane to uncover their delicious mysteries. As the new year kicks off, a handful of our very well-traveled CNN correspondents -- who've been places and seen things many of us may never see firsthand -- share their destination wishes for 2013 and beyond.

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Passengers are not allowed to carry guns onto airplanes, yet the Transportation Security Administration finds hundreds of weapons each year.

LIVING

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Reality for TLC's T-Boz has been a challenge, starting at age 7, when she was diagnosed with sickle cell anemia. Reality called again five years ago when doctors found a brain tumor, which left her partially blind and deaf. "But after losing my sight, hearing, balance and speech, yes, I'm returning," said T-Boz, whose real name is Tionne Watkins. "I had to take three years to heal and fight for everything that I wanted back. T-Boz is sharing the lessons learned from hard reality in a reality TV show that premieres Tuesday night, coincidentally on a network with the same name as her group -- TLC.

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"He doesn't remember you wearing a T-shirt and yoga pants covered in baby spit-up." That's Carol Fishman Cohen talking about my former supervisor. Actually, she's talking to hundreds of people attending an iRelaunch Return to Work conference. After spending many years as stay-at-home mothers, Cohen and Vivian Steir Rabin created iRelaunch to help others return to work.