Like it or not, the button has served as a creative catalyst, a dopamine delivery system and an emotional battering ram. It ...

The internet wouldn’t be the same without the Like button, the thumbs-up icon that Facebook and other online services turned ...

It would allow you to downvote comments that aren't "useful." Facebook has tested a dislike or downvote button before, but it never stuck. Will this be different? Mark Zuckerberg has vowed to make ...