A curated selection of the day's most newsworthy tech stories from all over the Web. Sign up to get the newsletter delivered to you everyday.

• Daily deals site LivingSocial, which has made a splash over the last few months with half-off deals from Amazon and Fandango, just clinched $400 million in funding from existing investors like Lightspeed Venture Partners and Amazon, at a valuation of $3 billion. (Wall Street Journal)
• Jeffrey Katzenberg, CEO of DreamWorks Animation SKG, joined casual game-maker Zynga's board, which already includes Owen Van Natta, Reid Hoffman, Bing Gordon, Brad Feld, and Zynga founder Mark Pincus. (Zynga)
• Texas Instruments plans to buy its rival National Semiconductor for $6.5 billion, a deal that would give TI a larger variety of products to sell in the medical device, telecomm, and industrial equipment markets. (Wall Street Journal) More