Students at the Oakland Military Institute took several courses offered by San Jose State and the online course provider Udacity this year. The university is now scaling back its relationship with Udacity. Laura A. Oda/MCT/Landov hide caption

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The game Don't Starve casts you in the role of "gentleman scientist" Wilson, with just one goal: Survive. Its unique mix of survival horror and crafting gameplay, paired with a charming Tim Burton-esque art style, made this a standout game of 2013. Klei Entertainment hide caption

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Could a countdown to death help you lead a more ecstatic life? Daniel Horowitz for NPR hide caption

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Twitter made its debut on the New York Stock Exchange in November. Both the social media giant and the relative newcomer Snapchat are valued in the billions, but neither company has yet turned a profit. Emmanuel Dunand/AFP/Getty Images hide caption

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A screengrab of a YouTube video of the game Walking Dead from the Swedish gamer known as PewDiePie. Videos of people offering commentary while playing video games are wildly popular on YouTube. YouTube/PewDiePie hide caption

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Several Silicon Valley entrepreneurs are developing services that manage consumers' investment portfolios with algorithms rather than people. iStockphoto hide caption

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Which Internet hoaxes got you this year? iStockphoto hide caption

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Peter Mason/Getty Images

Billed as a "story exploration game," Gone Home has users exploring an empty house and piecing together why no one is home. The Fullbright Company hide caption

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Maker and Make magazine contributor Jeff Highsmith created this miniature Twitter-connected LED Christmas tree last year as part of the CheerLights project. Courtesy of Jeff Highsmith hide caption

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