Last Word
Why is it easier to copy a picture of an object than the real object?
Regulars
Last word
New Scientist's popular Last Word series gives readers the opportunity to answer each other's questions about everyday science phenomena, from the shape of scones to the evolutionary history of toenails. To answer a question or ask a new one, email lastword@newscientist.com
Issue no. 3335 published 22 May 2021
