
Last Word
Why do little children run everywhere instead of walking? (continued)
Regulars
New ¾«¶«´«Ã½'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. 3397 published 30 July 2022