Is reality a 3D hologram of a 2D universe? A team of researchers at the US Department of Energy's Fermilab are trying to take a measurement of the fabric of spacetime to show that there is a finite unit that makes up the universe. To do so, they have created the world's most accurate clock, the holographic interferometer or holometer.
Read the full article: Is the Universe real or just an illusion? The holometer aims to find out...