#233 Hazardous heat, nuclear fusion and divisive dieting

What does a Pakistani city hitting temperatures too hot for the human body tell us about climate change? Could a new nuclear project provide a breakthrough in clean energy? And is a ‘medieval’ dieting device really so controversial? Olly Mann and The Week delve behind the headlines and debate what really matters from the past seven days. With Joe Evans, Julia O’Driscoll and Alok Jha.