Alex O'Brien
@obrientweet
@absw Vice-Chair. Science Writer. Poker Player. Author of 'The Truth Detective'. rb.gy/q2n8d
ID: 487595781
http://www.alexob.co.uk 09-02-2012 14:49:04
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This is me putting Martin Rees on the spot asking him to explain what a black hole is to my 8year old girl who sat in the audience during our conversation about Stephen Hawking with Roger Highfield at British Library. youtube.com/watch?v=Zyuj0F… Science Museum