Wikipedia ( or ) is a collaboratively edited, multilingual, free Internet encyclopedia that the non-profit Wikimedia Foundation supports. Volunteers worldwide collaboratively write Wikipedia's 30 million articles in 287 languages, including million}} in the English Wikipedia. Anyone who can access the site can edit almost any of its articles, which on the Internet comprise ranking sixth globally among all websites on Alexa with an estimated 365 million readers. Jimmy Wales and Larry Sanger launched Wikipedia on January 15, 2001, the latter from a portmanteau of wiki (a type of col...

Philosophy is the study of general and fundamental problems, such as those connected with reality, existence, knowledge, values, reason, mind, and language. Philosophy is distinguished from other ways of addressing such problems by its critical, generally systematic approach and its reliance on rational argument. In more casual speech, by extension, "philosophy" can refer to "the most basic beliefs, concepts, and attitudes of an individual or group". The word "philosophy" comes from the Ancient Greek φιλοσοφία (philosophia), which literally means "love of wisdom". The introduction of t...

The uncanny valley is a hypothesis in the field of human aesthetics which holds that when human features look and move almost, but not exactly, like natural human beings, it causes a response of among some human observers. Examples can be found in the fields of robotics, 3D computer animation, and in medical fields such as burn reconstruction, infectious diseases, neurological conditions, and plastic surgery. The "valley" refers to the dip in a graph of the comfort level of humans as subjects move toward a healthy, natural human likeness described in a function of a subject's aesthetic ...

Whiplash is a non-medical term describing a range of injuries to the neck caused by or related to a sudden distortion of the neck associated with extension. The term "whiplash" is a colloquialism. "Cervical acceleration-deceleration" (CAD) describes the mechanism of the injury, while the term "whiplash associated disorders" (WAD) describes the injury sequelae and symptoms. Whiplash is commonly associated with motor vehicle accidents, usually when the vehicle has been hit in the rear; however, the injury can be sustained in many other ways, including headbanging, bungee jumping and falls....

Whiplash is a non-medical term describing a range of injuries to the neck caused by or related to a sudden distortion of the neck associated with extension. The term "whiplash" is a colloquialism. "Cervical acceleration-deceleration" (CAD) describes the mechanism of the injury, while the term "whiplash associated disorders" (WAD) describes the injury sequelae and symptoms. Whiplash is commonly associated with motor vehicle accidents, usually when the vehicle has been hit in the rear; however, the injury can be sustained in many other ways, including headbanging, bungee jumping and falls....

In sporting terminology, to telegraph is to unintentionally alert an opponent to one's immediate situation or intentions. The sporting use of the term telegraph draws a direct comparison with the communication device of the same name. "Telegraphing" always refers to a reflexive physical action rather than a protracted or intellectual give-away. For example, a boxer rotating his shoulders to throw a hook would be telegraphing. A rugby team betraying its line-out plays by using an easily-decoded line-out code is not telegraphing. While telegraphing is a hazard for any sporting event, it is...