"The Scientist" is the second single from British alternative rock band Coldplay's second studio album, A Rush of Blood to the Head (2002). The song was written collaboratively by all the band members for the album. It is built around a piano ballad, with its lyrics telling the story about a man's desire to love and an apology. The song was released in the United Kingdom as the second single from A Rush of Blood to the Head and reached number 10 in the UK Charts. It was released in the United States as the third single and reached number 18 on the US Billboard Modern Rock Tracks chart and number 34 on the Adult Top 40 chart.
Critics were highly positive towards "The Scientist" and praised the song's piano ballad and falsetto. Several remixes of the track exist, and its riff has been widely sampled. The single's music video won three MTV Music Video Awards, for the video's use of reverse narrative. The song was also featured on the band's 2003 live album Live 2003 and has been a permanent fixture in the band's live set lists since 2002.