The reinvention of Yahoo continues and it’s all about surfacing content on mobiles. The comany announced several app and digital initiatives Tuesday at CES including the purchase of Aviate, a contextual-based mobile app. Yahoo is also creating digital magazines and aims to help information overload through a new Yahoo News Digest app for mobiles.

Yahoo CEO Marissa Mayer introduced the initiatives with a clear emphasis on mobiles. All of the most-used mobile activities — think mail, video, photos, news and weather — are NOW the pillars of Yahoo. Of course, there’s the potential for information overload, so Yahoo is introducing a new Yahoo News Digest application.

The app provides a news summary twice a day: morning and evening. Content comes from various sources and is powered by Summly, which Yahoo purchased last year. In addition to the news, readers can see related “atoms”: videos, infographics, relevant Tweets…