Though Facebook is the lowest-ranked social networking site in the American Consumer Satisfaction Index ratings, its score still improved over last year.
The new tool is faster and better at predicting users' intentions, the company said.
This mobile-first tool makes search more like discovery.
Facebook remains universal favorite, but LinkedIn, Pinterest, Twitter and Instagram also are seeing growth.
Have trouble with tweets? Loathe all those likes? Pinned your last pin? Here's how to leave your 'friends' behind.
Brandnew IO pays "publishers" when they promote ad content.
Pinterest Thursday rolled out a new feature that tells you when the price drops on your pins.