Anatomist, Claire Smith, is showing me a real human digestive system. 'It's a vast, alien-looking mass of tubes. 'And this is the stomach.' DR CHRIS VAN TULLEKEN:I guess I thought it would be a ...

“We had to imagine how a guided capsule could be directed in a human stomach.” Previous work has ... jumping'—via two joysticks and based on real-time information obtained from the ...