Humans should avoid aliens at all costs, famed physicist says - CNET
Commentary: Michio Kaku says that if extraterrestrials are smart, talking to us would be like us talking to squirrels.
from CNET http://ift.tt/2oLIm5l
via Mobiles
from CNET http://ift.tt/2oLIm5l
via Mobiles
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