Should we send a message to aliens?

Later this year, the METI organisation plans to send a radio message across the galaxy, in the hope of making contact with aliens. Some scientists fear that broadcasting our existence across the universe could be disastrous for the human race. What if there is a race of super-advanced, nomadic aliens scouring the galaxy for a habitable planet to conquer? Would sending a message be utterly foolish? What do you think? Discuss this week’s “You Decide” with the rest of your class and make your vote!

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