Facebook's Graph Search—the social network's so-called third pillar—rolled out to all American users last week, but it has a long way to go before being useful.

3. Graphically answer: Where do most (large) sneeze droplets fall? You will now make a histogram of the number of large droplets that fell on each piece of paper. Start by choosing a scale for the ...

Learn how you can use Amazon Neptune's Graph Database to simplify building and running graph applications.