The history of photography has roots in remote antiquity with the discovery of the principle of the camera obscura (a …

The history of photography has roots in remote antiquity with the discovery of the principle of the camera obscura (a …

Space is the boundless three-dimensional extent in which objects and events have relative position and direction. Physical space is often …

Space is the boundless three-dimensional extent in which objects and events have relative position and direction. Physical space is often …

Sport or sports are all forms of usually competitive physical activity or games which, through casual or organised participation, aim to …

Sport or sports are all forms of usually competitive physical activity or games which, through casual or organised participation, aim to …

Sport or sports are all forms of usually competitive physical activity or games which, through casual or organised participation, aim to …

Travel is the movement of people between relatively distant geographical locations, and can involve travel by foot, bicycle, automobile, train, …

A smartwatch is a computerized wristwatch with functionality that goes beyond timekeeping. While early models can perform basic tasks, such …

Virtual reality (VR) is a computer technology that uses software-generated realistic images, sounds and other sensations to replicate a real …

A smartphone is a mobile phone with an advanced mobile operating system which combines features of a personal computer operating …