what is research?

"Research-Warner-Highsmith" by Artist is Olin Levi Warner (1844–1896). Photographed in 2007 by Carol Highsmith (1946–), who explicitly placed the photograph in the public domain. - Library of Congress, Prints & Photographs Division, LC-DIG-highsm-03153 (original digital file), uncompressed archival TIFF version (92 MB), cropped and converted to JPEG with the GIMP 2.2.13, image quality 88.. Licensed under Public Domain via Wikimedia Commons.

What is research? http://en.wikipedia.org/wiki/Research