The retention of lactase persistence into adulthood is an example of such recent evolution. Recent human evolution seems to have been largely confined to genetic resistance to infectious disease that have appeared in human populations by crossing the species barrier from domesticated animals.
Stands for White People Shit. Describes a wide variety of things ranging from mountain climbing to Michael Bolton to Dr. Phil to tiny watercress sandwiches. People of all races can enjoy WPS, but it's something that is intrinsically White People Shit.
.wps is the file extension used for Kingsoft Writer Documents. This extension was also used by Microsoft Works. The format is similar to a Microsoft Word document (.DOC or. DOCX file) and supports formatted text, images, and advanced page formatting.