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Why Humans Like Bigger Breasts - And a New Way to Augment Them

August 25, 2026

Episode 393 A new technique using a woman’s own fat cells has been used to reconstruct her breast without silicone implants. By injecting her own tissue into a dissolving scaffold, it’s hoped this technique will make breast augmentation safer. Traditional plastic surgery involves silicone or saline, which can cause health issues like breast implant illness and even cancer. And they typically only last 10-20 years before needing to be removed. Penny Sarchet speaks to Australia reporter Alic...

ADHD Is Not a Myth - What the Science Really Says

August 21, 2026

Episode 394 A controversial TV show has suggested ADHD is a myth - a largely made up condition that is really just a “social construct”. But the science just doesn’t back this up. Decades of research prove ADHD is a real condition that impacts lives - and often needs treatment, which saves lives. But at a time when diagnoses are rising, people are wondering what’s causing the increase. Are we overdiagnosing the condition? Are we medicalising normal behaviour? That’s what this documentary mi...

Wildfires Changed Human Evolution - Is It Happening Again?

August 17, 2026

Episode 392 Ancient wildfires may have shaped the course of human evolution. A reconstruction of the environment in East Africa 1.75 million years ago suggests a particularly volatile period of climate change made our species adapt rapidly. Climate swings may have led our species to develop sophisticated tools. Ancient hominins may have also learnt to control fire thanks to frequent wildfires during this period.  As wildfires become increasingly common, currently devastating parts of ...