Why does water wiggle when moving down a windowpane, rather than go in a straight line? Plus, when did hominids start to ...

Scientists are curious and ask many questions to discover new, exciting answers. We're thinking about questions that we would like to ask. We start by thinking of ‘how’ questions: How tall ...

Last Word is New Scientist’s long-running series in ... life to absurd astronomical hypotheticals. To answer a question or ask a new one, email [email protected] Binocular vision gives ...