Have you ever wished you could see both your list of messages and a selected conversation at the same time? You can now if you have an iPhone 6 Plus!
This is what you normally see in Messages on an iPhone 6 and earlier and a vertical iPhone 6 Plus:
To view the messages list as well as a selected conversation, simply rotate your iPhone 6 Plus to landscape orientation. The messages list will appear on the left and the selected conversation will be on the right.
Top image credit: Poprotskiy Alexey / Shutterstock.com