Neuroscience, and indeed all science, often seeks to answer highly specific questions. However, sometimes it is important to take a step back and look at an entire research field to understand how it is developing, who the major contributors are and what the most important research topics are.
http://neurosciencenews.com/neuroscience-research-growth-6459/

A new study evaluates the growth in neuroscience research between 2006 and 2015.