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Calculus
The dispute between Sir Isaac Newton and Gottfried Leibniz over who invented calculus.

St Thomas Aquinas
Melvyn Bragg and guests discuss St Thomas Aquinas.

Ediacara Biota
Melvyn Bragg and guests discuss the Ediacara Biota.

Logical Positivism
Melvyn Bragg and guests discuss the radical philosophy of the Vienna Circle.

Sunni and Shia Islam
Melvyn Bragg and guests discuss the origins of the split between Sunni and Shi'ite Muslims

Elizabethan Revenge
Melvyn Bragg discusses why revenge tragedy was so popular with Elizabethan theatre goers.

The Augustan Age
Melvyn Bragg and guests discuss the Augustan Age in Rome.

The Trial of Charles I
Melvyn Bragg and guests discuss the trial of Charles I.

St Paul
Melvyn Bragg and guests discuss the influence of St Paul on the early Christian church.

The Whale - A History
Melvyn Bragg and guests discuss the evolutionary history of the whale.