Rods, cones & 3D vision | James May’s Things You Need to Know

04: Living Forever | How to Build a Human

The solution to ageing may be in sight with the discovery that a vital gas is the chief culprit, while a drug claims to double life...

6: Who Are We? | The Story of Science: Power, Proof and Passion

The twin sciences of brain anatomy and psychology have offered different visions of who we are. Now these sci...

A sperm's journey | Dr Alice Roberts: Don't Die Young

Alice details the tough journey each sperm endures in an attempt to fertilise an egg.

Alice experiences an ''empathy'' pregnancy | Dr Alice Roberts: Don't Die Young

Alices tries on an "empathy" belly to experience being pregnant.

Anatomy of the Female Reproductive Organs | Dr Alice Roberts: Don't Die Young

Alice dissects a pigs reproductive organs to demonstrate the anatomical makeup of a woman's equ...

Anatomy of the lungs | Dr Alice Roberts: Don't Die Young

Alice dissects a pigs to demonstrate how our human lungs work.

Asthma, dust and alveoli | Dr Alice Roberts: Don't Die Young

Alice demonstrates what effect dust can have on someone with asthma.

Bones and Osteoporosis | Dr Alice Roberts: Don't Die Young

Alice talks to a bone expert and finds out the problems they can face as they age.

Breasts and checking for lumps | Dr Alice Roberts: Don't Die Young

Alice and Rachel get a lesson in checking breasts for lumps.

Collagen | Secrets of Skin

Collagen makes up 90% of the skin dermis. Professor Ben Garrod talks to a scientist studying collagen whose research has some ground-breaking appl...

Cosmetic Treatments - Part 1 | The Truth About...

In this first of two episodes, Michael Mosley and Mehreen Baig investigate non-invasive facial procedures - and how they ca...

Diabetes, Glucose and Insulin | Dr Alice Roberts: Don't Die Young

Alice demonstrates the affect of sugar on the blood and how insulin is formed.

Elastin | Secrets of Skin

Why do we get wrinkles? Professor Ben Garrod explores the function of elastin in an animal's skin.

Epidermis | Secrets of Skin

Professor Ben Garrod gives a brief introduction to the structure of skin, especially the epidermis.

Evolution of the structure of the eye | Wonders of Life

Spec references J247: B3.1d. Demonstration showing a small hole added to a membrane and then a lens is added. This re...

High Blood Pressure | Dr Alice Roberts: Don't Die Young

Alice demonstrates high blood pressure and explains what it means.

How an erection works | Dr Alice Roberts: Don't Die Young

Alice demonstrates how blood is essential to an erection.

Kidneys, Urine and Hydration | Dr Alice Roberts: Don't Die Young

Alice explains what the kidneys do in relation to urine and how drinking certain things can affect our hydra...

Lifting and treating back pain | Dr Alice Roberts: Don't Die Young

Alice speaks to Scientists Trish and Mike who explain how we do damage to our backs when lifting heavy ite...

Looking Good | The Truth About...

Cherry Healey investigates the cosmetics industry to determine how much of what products promise is based on scientific evidence and how mu...