Organisation

3: Food on the Brain | The Secrets of Your Food

Michael Mosley and James Wong explore the effect that our food has on our most important and, in terms of energy consumption,...

2: A Matter of Taste | The Secrets of Your Food

Michael Mosley and James Wong reveal the science of our food. James visits the Peruvian Andes to learn how a bitter potato he...

1: We Are What We Eat | The Secrets of Your Food

Michael Mosley and James Wong reveal the delicious science hidden inside our food. Michael begins by trying the first meal m...

Diabetes: The Hidden Killer | Panorama

An investigation into the health epidemic that afflicts almost one in ten people in Birmingham and can lead to heart failure, blindnes...

Disease X: Hunting the Next Pandemic

Dr Chris van Tulleken investigates a mysterious virus that could cause the next pandemic, one scientists think will be deadlier than Cov...

The importance of breakfast | What's The Right Diet For You? A Horizon Special

Geneticist Giles Yo outlays the importance of breakfast with a simple experiment.

Genes, fat levels and leptin | What's The Right Diet For You? A Horizon Special

Scientist Giles Yo demonstrates how the dieters genes may not be helping them in their battle...

Eating slowly and feeling full | What's The Right Diet For You? A Horizon Special

Doctor Gribble experiments with what eating slowly can do for the "fullness" hormone and ul...

Metabolic rate myths | What's The Right Diet For You? A Horizon Special

Nutritionist Susan Jebb shows how the dieters metabolic rate has reduced in line with the them losing...

Breaking diet and ''catastrophic'' thinking | What's The Right Diet For You? A Horizon Special

An experiment that lies about calories in a slice of cake demonstrates how the...

Tiredness, cravings and food shopping | What's The Right Diet For You? A Horizon Special

The dieters are given a shopping task, split between some who have slept well and ot...

Exercise, weigh loss and compensation | What's The Right Diet For You? A Horizon Special

An exercise scientist explains the benefits of exercise and the phenomenon of "compe...

Diet and water-loss | What's The Right Diet For You? A Horizon Special

When dieting, the initial loss of weight is actually water-loss rather than fat.

Soup and feeling full | What's The Right Diet For You? A Horizon Special

A test is done where the dieters eat cooked vegetables and then, on another day, soup to see which o...

A meal for ''feaster's'' | What's The Right Diet For You? A Horizon Special

An example meal for people who "feast". Once they start, they don't stop so it is recommended the...

Brain ''reward'' response to eating | What's The Right Diet For You? A Horizon Special

A "comfort eater" is shown an MRI of her brain during an experiment, proving her rewar...

'Hungry'' genes and food cravings | What's The Right Diet For You? A Horizon Special

The "cravers" are strapped up with an eye tracker and results are compared with other di...

Group-support and stress-eating | What's The Right Diet For You? A Horizon Special

The "emotional eaters" are given another stress test and encouraged to think positively an...

Fasting, fats and ketones | What's The Right Diet For You? A Horizon Special

The "cravers" are put on a strict intermittent fasting diet which has a considerable effect on t...

Foods with a low glycaemic index | What's The Right Diet For You? A Horizon Special

The "feasters" are split and are given different lunches with varying GI (glycaemic index...

6: Surviving | The Private Life of Plants

David Attenborough concludes his incredible journey into the world of plants with a look at the techniques plants use to survive ex...

5: Living Together | The Private Life of Plants

David Attenborough looks at how plants often rely on animals, fungi and each other for food, protection or a home, but they d...

3: Flowering | The Private Life of Plants

David Attenborough continues his incredible journey into the world of plants. He reveals how flowers use colours and perfumes for p...

4: The Social Struggle | The Private Life of Plants

David Attenborough looks at the extraordinary battles for survival which are fought in the plant world.

1: Travelling | The Private Life of Plants

David Attenborough begins his incredible journey into the world of plants with a look at how plants move from place to place.

2: Growing | The Private Life of Plants

David Attenborough continues his incredible journey into the world of plants. Remarkable time-lapse photography reveals how new leave...

Plants in cold environments | The Private Life of Plants

David Attenborough describes how certain plant species adapt to cold weather.

The dead-horse arum and the titan arum | The Private Life of Plants

David Attenborough describes how the dead-horse arum and the titan arum are able to reproduce.

Flight of the bumblebee | The Private Life of Plants

David Attenborough explores the role of insects, especially bees, in the pollination process.

The pollination process | The Private Life of Plants

David Attenborough describes the process of pollination and how this helps plants reproduce.

An Oak trees chemical defence system | Oak Tree: Nature's Greatest Survivor

It may look like an oak tree is a big green heap of insect food, but eating it is not that easy. ...

The affect of parasites on an Oak tree | Oak Tree: Nature's Greatest Survivor

George McGavin looks at what happens when an outlandish group of insects highjacks the growth o...

Looking at the history of a landscape using cores from peat bogs | Oak Tree: Nature's Greatest Survivor

A detailed look at a sample of peat from Marley Fen can show us an in...

Symbiotic relationships and the importance of roots | Oak Tree: Nature's Greatest Survivor

George McGavin investigates the dramatic life of the oak tree, which wouldn't surv...

The reproduction of an Oak tree | Oak Tree: Nature's Greatest Survivor

George McGavin investigates the reproduction of an oak tree, and how millions of tiny pollen grains tr...

Blood Vessels | Bitesize Science

A short guide on blood vessels in the body.

The circulatory system | Bitesize Science

A short guide on the circulatory system.

The life cycle of a red blood cell | Inside the Human Body

Using state-of-the-art graphics, Michael Mosley shows the journey of a red blood cell through the body.

Alcohol | The Truth About...

A&E doctor Javid Abdelmoneim is on a mission to find out the truth about alcohol, including why the government cut the recommended weekly limit ...

S1E3: Heart | Dr Alice Roberts: Don't Die Young

Health documentary series with anatomist Dr Alice Roberts. This week she tests a heart under stress.

Cosmetic Treatments - Part 2 | The Truth About...

Michael Mosley and Mehreen Baig look at non-invasive procedures for the body, including fat freezing, fat heating and the g...

The function of platelets | The Wonderful World of Blood - with Michael Mosley

Michael Mosley conducts an experiment to demonstrate blood clotting, and explains the role of ...

The Wonderful World Of Blood - With Michael Mosley

Michael Mosley gives up a fifth of his own blood to perform six bold experiments. From starving it of oxygen to injecting ...

The changes to red blood cells when oxygen is added | The Wonderful World of Blood - with Michael Mosley

Michael Mosley pumps oxygen through a blood sample, demonstrating th...

Cholesterol and different fats | Dr Alice Roberts: Don't Die Young

Alice finds out about cholesterol and what different types of fat affect it.

Arteries and alcohol | Dr Alice Roberts: Don't Die Young

Alice tests the effect of alcohol on her arteries and blood flow.

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

Alice examines a pigs heart and describes how it works in human terms.

Laughter workshop for the heart | Dr Alice Roberts: Don't Die Young

A Bristol laughter workshop encourages people to laugh which has an interesting effect on your heart.

Chambers of the heart | Heart vs Mind: What makes us human

Cardiac imaging reveals how our hearts push blood around our bodies.

A circulatory path | Heart vs Mind: What makes us human

In the 17th century, Harvey discovered that blood flows in a circulatory path.

Enzyme power and food as fuel | Bitesize Science

Enzymes are biological catalysts which help us to get the energy we need from food to survive.

The large intestine | Guts: The Strange and Wonderful World of the Human Stomach

A camera travels through the last part of the digestive system and explores the role of the ...

The brain in our gut | Guts: The Strange and Wonderful World of the Human Stomach

Our intestines are remarkable similar to that of a pigs.

The small intestine | Guts: The Strange and Wonderful World of the Human Stomach

A camera travels through the digestive system and shows the frenzy of digestion within the s...

Digestive powers | Guts: The Strange and Wonderful World of the Human Stomach

The digestive powers of the gastric juices within the human stomach are tested.

How food and oxygen combine to provide energy to work the body | Inside the Human Body

Using state-of-the-art graphics, Michael Mosley explains what happens to food inside o...

Journey through guts | Dara O'Briain's Science Club

A camera travels through the digestive system.

What does your stomach look like from the inside? | Guts: The Strange and Wonderful World of the Human Stomach

Michael Mosley finds out what happens inside our stomachs by s...

S2E4: The Stomach and Intestines | Dr Alice Roberts: Don't Die Young

Dr Alice Roberts peers inside her own stomach by swallowing a tiny camera, then uses dissection and some...

Sugar | The Truth About...

Journalist Fiona Phillips is on a mission to find out the truth behind the recent headlines on sugar.

Your Teeth - Part 2 | The Truth About...

Britain's top dentists show how the latest science can change how we all look after our teeth.

Your Teeth - Part 1 | The Truth About...

Britain's top dentists show how the latest science can change how we all look after our teeth.

Healthy Eating | The Truth About...

Documentary in which Fiona Phillips teams up with leading scientists to investigate how people can eat and drink themselves to good health.

Meat | The Truth About...

Chris Bavin joins a team of scientists as they follow 40 volunteers on a groundbreaking study to find out exactly how much meat is good for people.

Obesity | The Truth About...

Chris Bavin looks at the latest scientific research on obesity and reveals how small lifestyle changes can help people maximize their chances of...

Carbs | The Truth About...

Dr Xand van Tulleken investigates whether claims about negative effects of carbohydrates on health are true and explores healthier ways to consume...

Guts: The Strange and Wonderful World of the Human Stomach

Michael Mosley lays bare the mysteries of the digestive system and reveals a complexity and intelligence in the hu...

Bowel cancer and 'transit time' | Dr Alice Roberts: Don't Die Young

Alice does a test with Les eating sweetcorn to see how long it takes for them to digest the food until ex...

Pro and pre-bacteria | Dr Alice Roberts: Don't Die Young

Alices swallows a camera to see inside her small intestine. She also finds out about friendly bacteria.

Anatomy of a stomach | Dr Alice Roberts: Don't Die Young

Alice dissects a pigs stomach to show how a human one works. She also tests her own stomach acid.

The function of the kidneys | Short Circuit

The function of the kidneys in the body and how they work, including a cast showing the blood vessel structure.

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

James May asks the big questions about his body. Why are we made like this? In this clip, he explores cones, ro...

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...

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.

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...

S2E2:...about Brains | James May's Things You Need to Know

Do you really know what is happening inside your head? James May cranks open your cranium to find out about behavi...

S2E7: Bones, Muscles and Joints | Dr Alice Roberts: Don't Die Young

Dr Alice Roberts investigates what a "slipped disc" actually looks like and what happens to a joint that'...

S2E5: The Ear, Nose and Throat | Dr Alice Roberts: Don't Die Young

Dr Alice Roberts gets an insight into what it is like to be deaf with specially designed headphones, and e...

S2E3: The Liver | Dr Alice Roberts: Don't Die Young

With one in ten of us likely to experience a problem with our liver at some point in our lives, Dr Alice Roberts offers a...

S2E2: Female Reproductive Organs | Dr Alice Roberts: Don't Die Young

Dr Alice Roberts turns her attention to the female reproductive organs where she uses an MRI scanner to ...

S2E1: Male Reproductive Organs | Dr Alice Roberts: Don't Die Young

In the first of a new series, Dr Alice Roberts explains how the male reproductive organs work and has advi...

S1E6: Brain | Dr Alice Roberts: Don't Die Young

Health documentary series with anatomist Dr Alice Roberts. In this final episode, she looks at the most complex organ - the b...

S1E5: Skin | Dr Alice Roberts: Don't Die Young

Health documentary series with anatomist Alice Roberts. The body's biggest organ is under scrutiny - the skin. Alice finds out...

S1E4: Eyes | Dr Alice Roberts: Don't Die Young

Health documentary series with anatomist Dr Alice Roberts. She checks out the pros and cons of laser eye surgery and gets a fi...

S1E2: Lungs | Dr Alice Roberts: Don't Die Young

Health documentary series with anatomist Dr Alice Roberts. Shock tactics are deployed to make one confirmed smoker realise ju...

S1E1: Kidneys | Dr Alice Roberts: Don't Die Young

Health documentary series with anatomist Dr Alice Roberts. In this episode, she puts three rugby players through their pace...

S1E5: Brain | Dara O'Briain's Science Club

Experts and a lively audience join Dara O Briain to tackle the biggest ideas in science from lots of different and unexpected angl...

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...

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...