All of the sciences make use of theoretical, experimental, and computational approaches as they work to advance their frontiers. This IAE Blog entry discusses a fourth approach that is now becoming quite important. It is based on analyzing huge sets of data (Big Data) that are gathered through the use of computerized data acquisition devices. Quoting from the Wikipedia:
Big data is an all-encompassing term for any collection of data sets so large and complex that it becomes difficult to process them using traditional data processing applications.