The song "Scientist" by Coldplay is originally played in the key of F major. It was released on their second studio album "A Rush of Blood to the Head" in 2002. Chris Martin, the lead vocalist and pianist of Coldplay, is the composer of the song. "Scientist" was written as a tribute to Martin's then-girlfriend, Gwyneth Paltrow, and their relationship. In terms of trivia, the track became one of the band's most popular and successful songs, reaching high positions on various charts worldwide. The melody of "Scientist" is characterized by its melancholic piano intro and gradual build-up, accompanied by Martin's heartfelt vocals, which perfectly convey the emotions expressed in the lyrics.