How Do We Know The Universe Is Flat? Have you ever wondered how astrophysicists know that the universe is flat? Facebook Prev Article Next Article Discover Checkout these cool gadgets... Related Posts Did Dark Energy Just Disappear? Xenobiology: How We Are Creating Aliens Is The Alcubierre Warp Drive Possible? How Fire Burns in Space Something The Size of Pluto Once Smashed Into Mars Can The Earth Run Out Of Oxygen?
