How is radiotherapy kept safe? | Bang Goes the Theory

Infested! Living with Parasites

Dr Michael Mosley explores the bizarre and fascinating world of parasites by turning his body into a living laboratory and deliberately infes...

Secret Universe: The Hidden Life Of The Cell

This film reveals the exquisite machinery of the human cell system from within the inner world of the cell itself - from the fre...

01: The Hidden Kingdom | The Cell

Adam Rutherford tells the story of the biological cell. He explores how centuries of scientific and religious dogma were overturned by the ...

02: The Chemistry of Life | The Cell

Adam Rutherford explores how scientists delved deeper into the world of the cell, seeking to reveal the magic ingredient that can bring ...

03: Off The Scale | Richard Hammond's Invisible Worlds

The human eye can see extraordinary detail, but the eye of a needle held at arm's length is pretty much at the limit o...

Cells under a microscope | Science In Action

Spec references J247: B1.1a. Showing onion cells and cheek cells under a microscope.

S02E05: Size Matters | Dara O'Briain's Science Club

Dara and the team reveal why size matters in science and how discoveries large and small are changing the way we view the...

01: Creation | How to Build a Human

Scientists are now at the pivotal moment of being able to unlock the instructions hidden in the cells of humans.

Electron microscope | Science In Action

Spec references J247: B1.1c. Electron microscope to see the structure of algae and observe cell processes.

The Identification of the Cell Nucleus | The Cell

How Robert Brown used the microscope to notice, identify and describe the nucleus, and discover its ubiquity in cells.

When a sperm cell meets an egg cell | Inside the Human Body

Using state-of-the-art graphics, Michael Mosley shows what happens in the moments a sperm cell meets an egg cell.

03: The Secret of Sex | How to Build a Human

The precise mechanics of human sexual reproduction are revealed,using new technology to produce previously unseen images.

03: The Spark of Life | The Cell

Adam Rutherford reveals how scientists are close to repeating what has happened only once in four billion years - the creation of a new life...

All life needs water | Bitesize Science

Osmosis is a special type of diffusion, involving water, where molecules move from a high to a low concentration.

Cell division | i-Science

What is the role of mitosis and meiosis in the human body?

Cells | Curriculum Bites

Schools science programme where topics in the double science curriculum are broken down into small chunks.

Diffusion | Curriculum Bites

Spec references J247: B2.1a J250: B2.1a. Definition of diffusion and what substances go into the cell.

Sperms race to the egg | James May's Things You Need to Know

James May explains the human reproductive system and how sperm reaches the egg.

The Discovery of Cell Division | The Cell

How little-known scientist Robert Remak came to observe and describe the process of cell division for the first time.

The establishment of Germ Theory | The Cell

This clip explores the revolutionary discovery that diseases are caused by microscopic organisms rather than spontaneous generati...