Want to have a better chat? Scientists say the secret is ‘pink noise’

The most enjoyable conversations strike a balance between exploring a topic and pulling in fresh ideas, study finds As an early stab at rules for conversation, Cicero did a fine job: watch your tone, never look bored, never lose your temper and never ramble on, particularly about yourself, he advised.

Now scientists have followed in the great orator’s footsteps and discovered a telltale signature of an enjoyable…