The number zero was a relatively recent and crucial addition − it allows numbers to extend in both directions forever. pixel_dreams/iStock via Getty Images Plus April 15, 2024 From thousands to millions to billions to trillions to quadrillions and beyond: Do numbers ever end? Manil Suri, University of Maryland, Baltimore County Here’s a game: Tell a friend to give you any number and you’ll return one that’s bigger. Just add ‘1’ to whatever number they come up with and you’re sure to win.
Stock-Asso/Shutterstock August 1, 2023 Curious Kids: what comes after space? Maggie Lieu, University of Nottingham To find out what is beyond space, a good place to start would be to figure out where space – our universe – ends.
It can stretch your mind to ponder what’s really out there. Stijn Dijkstra/EyeEm via Getty Images June 21, 2021 Does outer space end – or go on forever? Jack Singal, University of Richmond Astronomers know a lot about what’s in outer space – and think it’s possible it never ends.