Aliens could speak to us tomorrow

And other stories from the stranger side of life
Aliens could get in touch with Earth at any moment and so we must know what to say to them, according to scientists. Humanity “cannot afford to be ill prepared – scientifically, socially, and politically rudderless – for an event that could turn into reality as early as tomorrow and which we cannot afford to mismanage”, said Dr John Elliott, from the School of Computer Science at St Andrews, at the launch of a new research hub to prepare humanity for first contact.
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