We take for granted that we exist as 3-D beings in a 3-D universe, but physicists suggest that our world is just the projection of a reality written in 2-D. Scientific American editor Michael Moyer explains.
Video credits - Production assistants: Kathryn Free & William Herkewitz, produced by Eric R. Olson
April 27, 2016 — Reuters
April 26, 2016 — Benjamin Meyers and Jason G. Goldman
April 25, 2016 — Reuters