主播大秀

Sleep

The first of two programmes which looks at human behaviour and sleep.

• 17 mins

Why do we get insomnia?

The second of two programmes about humans and sleep.

• 17 mins

Retirement

Why do we retire?

• 17 mins

Ageing

Why are attitudes towards older people often so negative?

• 17 mins

The Kiss

Why do humans kiss?

• 17 mins

Singing

Singing is a way of bringing people together, expressing joy or sadness. Why do we sing?

• 17 mins

Gold

Why are we so fascinated by gold?

• 17 mins

Pets

Why do we live with cats and dogs?

• 17 mins

Disgust

Why do we experience disgust?

• 17 mins

The Lie

Why do we lie? How do different cultures define telling the truth?

• 17 mins

The Ball

Why play with a ball? Mike Williams finds out how ball games first evolved

• 17 mins

Make-up

Why millions of women - and some men - paint their faces

• 17 mins

The Sea

The compelling attractions of the sea through literature and science

• 17 mins

Bathing: Supernatural Waters

Why can the ubiquitous act of bathing mean so many different things for different people?

• 17 mins

Bathing: Water, Health and Well-being

The second of two programmes looking at why we bathe: the rituals and practices.

• 17 mins

The City

Why do humans live in cities? And, what are the pros and cons of the modern metropolis?

• 17 mins

Fire

Why are we fascinated with fire and what do myths tell us about how we view its power?

• 17 mins

Tattoos

What motivates people to decorate their bodies with ink?

• 17 mins

Ageing

Why are attitudes towards older people often so negative?

• 17 mins

Violent Entertainment

What explains our enduring attraction to violent entertainment?

• 17 mins

Mountains

What draws people to mountains and take risks scaling dangerous peaks?

• 17 mins

Celebrity

Why has the modern world become so obsessed with celebrity culture?

• 17 mins

Monogamy

Does true love have to be monogamous? We hear three very modern love stories.

• 17 mins

Female Body Hair

The history of hair removal and what it tells us about notions of female beauty

• 17 mins

Memory

How human memory works and why some memories are remembered more easily than others

• 17 mins

Fasting

Why people choose to abstain from food for religious - and non-religious - reasons

• 17 mins

Sad Music

Sad music has become more popular according to a recent study. Why do people listen to it?

• 17 mins

Nostalgia

Why do we look back and yearn for the past, or recall sweet memories of our youth?

• 17 mins

Burial

Burial is a practice that鈥檚 been carried out for centuries 鈥� but why do we do it?

• 17 mins

Swearing

Why some words have such power to shock and offend

• 17 mins