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 Health Insurance is a Wisconsin-based not-for-profit insurance company providing a wide range of coverage options. In addition to having a major Medicare contract, the company administers VA benefits as well as individual, group, and specialty coverage plans.