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 Check Out This Drone Footage Of China’s Insanely Huge Radio Telescope Rivers of Energy Inside the Sun Was There a Universe Here Before Ours? The Big Bang vs the Big Bounce Massive Blackhole Death Ray How Close Are We to Immortality? Xenobiology: How We Are Creating Aliens