In this edition of The Naked Scientists, Could lab-grown 'mini-guts' help us crack Crohn's disease?  Also, is the Universe organised like a bagel? I talk to one cosmologist trying to figure it out. And we hear from the engineers who have recreated a 115-year-old cricketing contraption that bowled out an Australian legend back in the day! Like this podcast? Please help us by <a href="https://www.thenakedscientists.com/donate">supporting the Naked Scientists</a>

The trials and tribulations of trees

The Naked Scientists flagship science show brings you a lighthearted look at the latest scientific breakthroughs, interviews with the world's top scientists, answers to your science questions and science experiments to try at home.