Music

History of Music - Music is found in every known culture, past and present, varying widely between times and places. Since all people of the world, including the most isolated tribal groups, have a form of music, it may be concluded that music is likely to have been present in the ancestral population prior to the dispersal of humans around the world.

Music Basics - Khan Academy - The basic principles of music are explained in plain language with helpful graphics and live video demonstrations. If you have ever wondered “How does music work?” than you’ll find answers here. 

Classical Music - New World Encyclopedia - The appellation "Classical music" is a broad, somewhat imprecise term in referring to music produced in, or rooted in the traditions of, Western art, ecclesiastical and concert music, encompassing a broad period from roughly 1000 to the present day.

Jazz History - Jazz is a music genre that originated amongst African Americans in New Orleans, United States, in the late 19th and early 20th centuries. Since the 1920s jazz age, jazz has become recognized as a major form of musical expression. 

The Blues - Blues is a genre[2] and musical form originated by African Americans in the Deep South of the United States around the end of the 19th century. The genre developed from roots in African musical traditions, African-American work songs, spirituals, and European-American folk music.