OpenGL (Open Graphics Library)

OpenGL (Open Graphics Library) is a cross-platform, hardware-accelerated, language-independent, industrial standard application programming interface (API) for producing 3D (and 2D) computer graphics. OpenGL is managed by the non-profit technology consortium Khronos Group. OpenGL is used in a broad range of applications, including CAD, virtual reality, scientific visualization, information visualization, flight simulation, and video games. OpenGL … Read more


A gas is a state of matter in which the molecules are free to move about independently of each other. The term “gas” is often used interchangeably with “air”, although air is only one type of gas. Other common gases include nitrogen, oxygen, carbon dioxide, and methane. Why is gas so high? The answer to … Read more