A mountain is a large landform that stretches above the surrounding land in a limited area usually in the form of a peak. A mountain is g...

Apple OS X previously Mac OS X, is a series of Unix-based graphical interface operating systems developed, marketed, and sold by Apple In...

Windows XP is an operating system produced by Microsoft for use on personal computers, including home and business desktops, laptops and m...

Space is the boundless three-dimensional extent in which objects exist and events occur and have relative position and direction. Physica...

Lighting or illumination is the deliberate use of light to achieve a practical or aesthetic effect. Lighting includes the use of both art...

David Michael Bautista  (Born January 18, 1969), is an American mixed martial artist, bodybuilder, actor, and former professional wrestler...