Yandex, the Russian search giant, has just launched its first product for the US market: a voice-controlled social search app called Wonder. Available on iOS, the app pulls data from your Facebook, Foursquare, Instagram and Twitter accounts to answer questions like "What music do my friends listen to?" Essentially, it's a mobile version of Facebook's new Graph Search, which also uses data from your social network contacts to answer questions. Wonder uses Nuance's speech-recognition tech to record and convert your words into text, and Yandex's own language software then processes those words ... Read More