In addition to rolling out its Google+ social-networking experiment, Google on Tuesday also unveiled another update to its homepage and related products. On Google.com, the company logo is a bit smaller, and links across the top of the page are now housed within a black bar. When you conduct a search, the links on the left-hand side of the page have more space between them. The link for the section in which you're searching, meanwhile, is red, while the other links are black. Your location and timeframe preferences are also in red. "The new Google experience that we've begun working toward is founded on three key design principles: focus, elasticity and effortlessness," Chris Wiggins, Google's creative director for digital, said in a blog post. Get the full story at PCMag.com, Marketing Pilgrim, and the Official Google Blog