Spacetime May Be A Slippery Fluid

Originally Published: May 1 2014 - 4:00pm, Inside Science News Service By: Charles Q. Choi, ISNS Contributor (ISNS) -- Spacetime is a somewhat slippery concept -- Einstein described the universe in four dimensions, combining the well-known three dimensions of space with time. Physicists now suggest that spacetime may itself be a fluid, a very slippery type known as a superfluid. These new findings could help scientists in their quest for a theory of everything that explains how the cosmos works ...