What if the Earth were Hollow? Nothing to do with the “Hollow Earth” conspiracy but an interesting question, what if the earth were hollow? Facebook Prev Article Next Article Discover Checkout these cool gadgets... Related Posts The Battery That’s Lasted 176 Years How Silicon Valley became a $2.8 trillion neighborhood Quantum Computing – Almost a Reality ? Elon Musk says Universal Basic Income is “going to be necessary.” Have We Found The Fifth Force Of Nature? The Future of Airliners?