
Last Word
Is there a minimum size for an atomic bomb?
Regulars
New Å®ÉúСÊÓÆµ'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. 3496 published 22 June 2024