Q&A 85: Am I Optimistic About Humanity? And More...
0
0
3,675 المشاهدات·
12/08/23
في
Discovery
In this week s questions show, I think about the future of humanity, wonder what would happen if Olympus Mons erupted and how big observatories clean the dust off their telescopes. 00:18 Am...
أظهر المزيد
0 تعليقات
sort ترتيب حسب
