Brain waves are rhythmic or repetitive neural activity in the central nervous system.
Brain wave or brainwave may also refer to:
Arts
- Brain Wave, a science fiction novel by Poul Anderson
- Brainwave (comics), two characters in the DC Comics Universe
- Brainwaves (comic strip), cartoon series by Betsy Streeter
Radio
- Brainwaves, BBC Radio Scotland science-related series from January 2014, with six other series until March 2020
Television
- Brainwaves, BBC2 documentary series on inventions, in August 1996
Film
- BrainWaves, a 1982 film directed by Ulli Lommel
Organizations
- Epilepsy Ireland, an organisation formerly known as "Brainwave – The Irish Epilepsy Association"