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

The establishment of Germ Theory | The Cell

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

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: 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.

Cell division | i-Science

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

Clones | i-Science

Daphne and Barbara are so similar because they are clones, two people who have exactly the same genetic makeup. When their mother was pregnant, her fertil...

The process of meiosis | Short Circuit

The process of meiosis in sperm and egg cells is explained and illustrated.

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.

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.

Dance of the chromosomes | Bitesize Science

Mitosis is a type of cell replication that is essential to the human body's ability to grow and repair.

Diffusion and Osmosis | GCSE Bitesize Revision

Spec references J247: 2.1a J250: 2.1a. Animated shorts to support students preparing for assessments in GCSE Additional Science.

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...

Mitosis, meiosis and reproduction | GCSE Bitesize Revision

Spec references J247: B2.1b, B5.1f, B5.1h J250: B2.1b, B5.1f. Different steps of mitosis, asexual reproduction, di...

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 of ou...

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 Invention of the Microscope | The Cell

Adam Rutherford explains how, in the 1670s, Dutch businessman Anton van Leeuwenhoek revolutionised microscopy by curving a lens mo...

The process of mitosis | Short Circuit

The process of mitosis, seen through a microscope, and then illustrated and explained with a computer simulation.

What is a cell? | AS Guru

Programme for AS level students, comprising archive clips and interviews.

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.

1: 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 d...

2: 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 c...