Searching engine: Racks of networking equipment connect servers inside a Google data center in Council Bluffs, Iowa.

Big data has the ability to improve the provision of public services, enable governments to spend taxpayers' monies more efficiently, and advance societies forward. But, what exactly is BIG data?

Most definitions reflect the technological aspect of capturing and gathering a larger volume, velocity, variability, viscosity, veracity, variety, and volatility of data... Simply put, big data is large, diverse, complex data sets generated from sophisticated instruments.