“Plenty of research has looked at adults’ emotional responses to music. But research with babies is more piecemeal and eclectic, perhaps reflecting the difficulty of asking them what they like. Researchers know that babies can hear and remember music even while they are still in the womb. And one curious study found that newborn babies prefer Bach to Aerosmith.
Most systematic work has found young babies have clear preferences for consonance over dissonance and can remember the tempo and timbre of music they’ve heard before. Babies prefer the female voice but like it even more when it takes on the qualities of “motherese” (the high-energy singsong tone we all naturally adopt when talking to babies). But their emotional responses to music is a bit more of a mystery. What kind of music makes them calm and content? And what makes them happy?.....”
Listen to the Happy Song: