
Last Word
What is the difference between a cake and a biscuit? (Part 2)
Regulars
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. 3360 published 13 November 2021