Yahoo has their fifth CEO in as many years, as Scott Thompson stepped down in the scandal over his padded resume. Investor hedge fund Loeb will exert greater control with three board seats, while Ross Levinsohn takes the interim CEO post.

Learn how Facebook Insights reports and public data sources can help you understand, at a granular level, the way your community consumes the stories you create, your fans demographic information, and how users are engaging with your competitors.

Sometimes you need to take a step back and review the PPC battleground from afar. Extract yourself from keyword-level analysis and take-in the bigger picture. Here are some motivational and rejuvenating tactics to help get you back on track.

The big data-driven audience targeting system will combine Yahoo's registration, search, and behavioral data with information from 25 data sources, along with advertiser data, to perform predictive modeling for ad targeting and optimization.

A new survey finds 48 percent of respondents dislike the idea of Facebook launching its own search engine to directly compete with Google and Bing. The same survey also found Facebook could potentially capture 22 percent of the global search market.