5/5 Mark Lythgoe examines the cultural impact of the iconic image of the double helix.
BBC Radio 4
4/5 Mark Lythgoe explores the cultural implications of microscopic images.
3/5 Mark Lythgoe assesses the impact on culture of foetal ultrasound.
2/5 Mark Lythgoe looks at how brain scanning has changed our concept of the human mind.
1/5 Mark Lythgoe looks at how biomedical images have changed culture, starting with the X-ray.