Are There More Stars in the Universe than Sand on Earth?

This is the kind of question that physicists like to answer when they're drunk. I can't take claim for that.  I read it on Ask Google.  But the question in the title is one my husband kept asking the entire time we were in  Namibia.  Because Namibia is one interesting country of wild topography and lots and lots and lots of sand. If a would be first time visitor to Africa were looking for a safari for their first trip, Namibia would not be on the top of their list(unless you're a geologist).  Most people pick Kenya, South Africa,  Tanzania, Botswana.  Well, this would be my third trip to sub-Saharan Africa and I had always heard about the haunting beauty of the Namib desert and the Skeleton Coast. Read more...