The Beatles exemplified transforming cultural dynamics, not just in new music, but fashion and lifestyle. Around a fifty percent century after their emergence, they continue on to possess a around the world cultural effect. Ibn al-Haytham (Alhazen) used experimentation to obtain the results in his Ebook of Optics (1021), https://cruz6fcu7.imblogs.net/67309143/arabic-culture-an-overview