ScienceWhy are so many things in nature round?To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 videoScienceLea Albrecht01/08/2021January 8, 2021This week our viewer question is from Sara Ruth Alarcón Vidal in Chile. She asks why so many things in nature are round.https://p.dw.com/p/3ngubAdvertisement