Google will highlight “in-depth” articles in future search results ::hopefully coming to news results as well::

Sample in-depth articles

To understand a broad topic, sometimes you need more than a quick answer. Our research indicates perhaps 10% of people’s daily information needs fit this category — topics like stem cell research, happiness, and love, to name just a few. Thats why over the next few days we’ll be rolling out a new feature to help you find relevant in-depth articles in the main Google Search results.

Read the full piece at Google