What Did Einstein Mean By ‘Curved’ Spacetime? We asked two physicists to walk us through one of the basic principles in Einstein’s general theory of relativity. Facebook Prev Article Next Article Discover Checkout these cool gadgets... Related Posts Can Humans Really Feel Hot and Cold? Will This New Fusion Reactor Mimic The Sun’s Energy? Stephen Hawking’s Final Theory on the Origin of the Universe Why are there so many insects? Do Cellphones Give You Cancer? What Is The Oldest Living Thing?