Letters

A trick of the light?

Sir, – How do they know that the neutrinos that were detected in Italy’s Grand Sasso laboratory were the same ones that were…

Tue Sept 27 2011 - 01:00

Sir, – How do they know that the neutrinos that were detected in Italy’s Grand Sasso laboratory were the same ones that were fired off from Cern (Home News, September 24th)?

Can you “tag” a neutrino? – Yours, etc,

ALISON HACKETT,

Crosthwaite Park East,

Dun Laoghaire,

Co Dublin.