Love at first sight: poets, musicians and writers have been captivated by the phenomenon for centuries, trying to pin down its elusive nature.
It takes just 100 milliseconds to evaluate a potential sexual partner.
But what is love at first sight? Is it lust that can transform into romantic love over time, or something more profound?
And what have scientists learned about why we are attracted to some people and not others?
Today on Please Explain, national lifestyle editor Julia Naughton joins Bianca Hall to talk about love at first sight and the chemical processes that underpin sexual attraction.
Our supporters power our newsrooms and are critical for the sustainability of news coverage.