Lisa from Manchester describes her severe episodes of déjà vu which could last all day.
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Series 10
Déjà vu “was with me the whole day”
The Fifth Dimension
Is there a fifth dimension? Hannah and Adam visit CERN to find out.
The Human Instrument
Why do our voices change as we get older?
The Déjà Vu
Why do we get déjà vu?
The Lucky Number
How do I win the lottery?
The Dawn Chorus
Why do birds sing? And why are some songs so complex?