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Professor Brian Cox visits CERN to find out about the experiments that are being done at the Large Hadron Collider to explore the moments immediately after the Big Bang.

Brian Cox outlines the historical context of the era in which Newton began to be interested in the nature of the visible spectrum obtained using a prism.

Brian Cox describes the work of John Tyndall and his attempts to explain what makes the sky blue and the sunset red.

Professor Brian Cox introduces Henry Cavendish, the 18th Century scientist who investigated hydrogen, came up with the formula H20 and founded the Royal Institution.

Brian Cox follows in the footsteps of 19th Century chemist Humphry Davy, recreating one of his explosive experiments that he used to impress the crowds at the Royal Institution.

Brian Cox uses William Perkin's discovery of mauveine to explain how scientific discoveries are sometimes made by chance.

Brian Cox learns about targeted research in the modern pharmaceutical industry and how by focusing only on positive results, it fails to report negative results.

Brian Cox outlines the history of the discovery of DNA and how this has led to a controversy over the use of genetic modification in agriculture.

Brian Cox describes how John Hunter pushed the boundaries of medicine using corpses obtained from grave-robbing and how he set up a museum to open minds about medical research.

In this series of short films for secondary schools stars of stage, sport and screen reveal the foods that keep them at the top of their profession, while Stefan Gates explores the world of nutrition with various experiments.

Use these Bitesize resources to set homework, independent study tasks or to consolidate learning for your pupils.

The latest news stories from Newsround to share in the classroom.