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Head-to-head on Europe - Farage v Barroso at the Oxford Union

What's the definition of chocolate?

Not a difficult question you'd think - but it took the European Union 15 years to come up with an answer.

That was just one revelation during a special debate at the Oxford Union on whether we should stay in the EU - or leave.

And centre stage was southeast MEP Nigel Farage - taking on the former President of the European Commission, Jose Manuel Barroso.

Another familiar face was there too - the former Lib Dem leader Nick Clegg.

Our political correspondent Phil Hornby was watching.

New hope in the battle against Parkinsons and Alzheimers

Scientists in Oxfordshire say they are closer than ever to finding new drugs to treat diseases like Alzheimers and Parkinsons.

Researchers at the Diamond Light Source in Harwell believe a new technique could help them speed up the process of drug development.

Kate Bunkall has been speaking with Professor Andrew Harrison, the CEO of Diamond Light Source and Professor Dave Stuart of the University of Oxford.

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