At small firms, many employees tend to work a variety of tasks, such as answering customer questions, mopping floors and setting up displays.

WSJ: As Wages Rise, Firms Consider Replacing Workers With Devices

In future updates to delta.com, customers will see additional service improvements which will include more robust customer alerts, improvements to flight search results, enhanced information displays and greater personalization based on their past travel behavior.

ENGADGET: Delta introduces Fly Delta app for iPad, iOS 6 Passbook integration

Apple is the largest customer for Samsung's component divisions, which make chips and displays for smartphones and tablets.

WSJ: Apple Moves to Increase iPhone Screen Size

One of their programs displays stretches of DNA in a three-dimensional color format that a customer can use, for example, to pinpoint the genetic differences between healthy and cancerous prostate tissue.

FORBES: Biology in silico