Search is not just about seeking answer to questions but it's about discovery, too—to this end over the years Google had introduced features such as related searches, related questions [labeled as "People also ask"] in its search results to help people discover more on the web.
Now to explore further, the company has announced new additions, including improved functionality of Knowledge Panels, expanded Featured Snippets, and suggested content when searched for a particular topic.
Featured Snippets, which basically are highlights generated algorithmically from the web and provides quick, relevant answers for search queries —today, gets more images and related searches offering even more imformation about a given topic, or helps to discover new things.
The screenshot above shows improved Featured Snippets.
In addition, the Knowledge Panels update today to show related content for searches. For example, a knowledge panel about skiing will now show related searches for sports such as snowboarding directly inside the result.
The GIF animation below shows related content in knowledge panels:
Additionally, a new Knowledge Panel on Google Mobile begin to show information about the Posttraumatic Stress Disorder.
Now, a search for "Posttraumatic Stress Disorder" or "PTSD" or related queries on Google mobile will display a knowledge panel for the condition appears, providing an overview, facts and treatment information about the disorder.
Also, an option "check if you may have PTSD" is shown, by tapping it takes you to PC-PTSD-5, a clinically validated screening questionnaire to assess likelihood of having the condition and have a more informed conversation with your doctor.
Google is partnered with the National Alliance on Mental Illness and the National Center for PTSD to provide accurate and useful questionnaire about PC-PTSD-5.
Suggested content available now at the top of the search results page helps continue to discover other things during your session, for example, a search for Neymar followed by Messi, will now "show suggestions for related topics in the same vein at the top of the search results page so you can continue to discover other athletes during your search session," writes google.
Here is a picture of suggestions:
Google is reportedly testing another new feature in search results that shows a carousel with a list of answers directly within the search results snippets. It shows the main search result snippet, and below it, it shows a carousel of answers picked from the content on the page the snippet is linking to (via).