A long time ago, in galaxies far, far away … your atoms were born. In a first-of-its-kind analysis, astrophysicists have found that half of the Milky Way’s matter — you included — came from galaxies beyond our own. Cue the identity crisis.

— Read on curiosity.com/topics/half-of-your-bodys-atoms-come-from-across-the-universe-curiosity

Very interesting