Psychedelic rock is a rock music genre that is inspired, influenced, or representative of psychedelic culture, which is centered on perception-altering hallucinogenic drugs. The music incorporated new electronic sound effects and recording techniques, extended instrumental solos, and improvisation. Many psychedelic groups differ in style, and the label is often applied spuriously.
Originating in the mid-1960s among British and American musicians, the sound of psychedelic r…

Humanity's entry into outer space provided ample subject matter for rock and roll and R&B songs from the mid-1950s through the early 1960s. It also inspired new sounds and sound effects to be used in the music itself. A prominent early example of space rock is the 1959 concept album I Hear a New World by British producer and songwriter Joe Meek. The album was inspired by the space race and concerned human's first close encounter with alien life forms. Meek then went o…