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26th May 2008

How would E.T. Phone Home?

Diana O'Carroll

The Very Large Array at Socorro, New Mexico

If we ever do find alien life around other stars, just how would E.T. phone home? We find out what technology we would need to communicate with our nearest stars, and the practical limitations. Plus, we seek the secrets of the didgeridoo, and ask if salt water fish have more permeable skin.

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