Mental Floss

SOUND









Getting ready to catch some Zs.

How did we come to associate sleeping and snoring with the letter ‘Z’? The origins trace back farther than you might think but are tied to early 20th-century American comic strips.

Marla Mackoul








Taylor Swift is just the latest in a long line of musicians who like to employ a “fade-out,” where the song gets gradually quieter in the closing seconds.

Kenneth Partridge


The Korean ideophone 쿨쿨 (pronounced “kul-kul”) indicates the deep breathing of a restful slumber.

English speakers may be familiar with onomatopoeias, but they’re only a very small subset of ideophones, a broader word class can also convey other sensory experiences unrelated to sound. These Korean ideophones are sure to make your language sparkle.

Sophie Lau