成人快手

In Their Element

Silicon - The World's Building Block

The key component of rocks, sand and materials from glass and concrete to microelectronics

• 26 mins

In Their Element

Lead

The impact of the use and abuse of lead on humanity.

• 26 mins

In Their Element

Phosphorus

How a discovery in boiled urine led to the trade union movement and chemical weapons.

• 26 mins

In Their Element

Iodine

Why iodine is essential for our health?

• 26 mins

In Their Element

Gold and silver

Science and art of gold and silver

• 26 mins

In Their Element

Aluminium and strontium

Science and art of aluminium and strontium

• 26 mins

In Their Element

Helium

Science and art of helium

• 26 mins

In Their Element

Gold and silver

Science and art of gold and silver

• 26 mins

In Their Element

Aluminium and strontium

Science and art of aluminium and strontium

• 26 mins

In Their Element

Helium

Science and art of helium

• 26 mins

The Evidence: Covid 19: Transmission and South America

How South America is handling the pandemic and a look at disease transmission.

• 49 mins

The Evidence: Covid 19: vaccines and after lockdown

The latest on vaccines and how people are behaving after lockdown

• 48 mins

Covid-19: Recovery

The latest on how people are recovering from Covid-19

• 50 mins

The Origin of Stuff

Toothbrush

Katy Brand investigates the toothbrush from its humble start, as a stick, to the present.

• 26 mins

The Origin of Stuff

High heel

Katy Brand tracks the extraordinary life of the high heel, from past to the present.

• 26 mins

The Origin of Stuff

Fork

Katy Brand explores the life of the unsung hero of the cutlery world 鈥� the fork.

• 26 mins

The Origin of Stuff

Wine glass

Katy Brand toasts the wine glass, learning why it became the gargantuan glass it is today

• 26 mins

The Origin of Stuff

Toilet

Katy Brand reveals how attitudes to the toilet have shaped it's place in history.

• 26 mins

The Origin of Stuff

Bed

Katy Brand reveals how our attitudes to sleep, sex and status are played out in the bed.

• 26 mins

Jane Goodall

Jane Goodall describes her life with the wild chimpanzees of Gombe.

• 26 mins

Brian Greene

Brian Greene studies the universe at the largest and smallest scales imaginable.

• 26 mins

Human Genome Project's 20th Anniversary

Twenty years of the Human Genome Project

• 26 mins

On the menu

Adam Hart explores our relationship with some of the animal kingdom's deadliest predators

• 26 mins

Frank Kelly

What difference has lockdown made to our air? Frank Kelly talks to Jim Al-Khalili.

• 26 mins

Professor Emma Bunce

Emma Bunce tells Jim Al-Khalili why she is intrigued by the gas giants Jupiter and Neptune

• 26 mins

Liz Seward

Jim Al-Khalili talks to Liz Seward, Senior Space Strategist for Airbus Defence and Space.

• 26 mins

Return to Mars

How will NASA鈥檚 latest robot rover search for life on Mars?

• 26 mins

The growling stomach

Why do our tummies rumble - and when they do, does it always mean we are hungry?

• 27 mins

The seeded cloud

Can we make it rain?

• 27 mins

The Evidence: Covid lessons for safe school reopening

Will schools and colleges reopening fuel Covid-19 spread?

• 50 mins