Radiohead is an English rock band formed in 1985, known for their innovative approach to music and blending genres such as alternative rock, electronic, and experimental sounds. The band consists of Thom Yorke, Jonny Greenwood, Ed O’Brien, Colin Greenwood, and Phil Selway. They gained widespread acclaim with albums like OK Computer and Kid A, which challenged conventional song structures and explored themes of alienation, technology, and societal issues.