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Is there alien life on Earth? Maybe, says Brit 'naut. Well, where did they come from? How about this far-away cluster. Or this 'Godzilla' galaxy...

ibmalone Silver badge

Sharman's comment makes a lot more sense when you realise she still works in science and is likely not talking about bug eyed little-green-men (invisible or not) on Earth, but the shadow biosphere idea that there may be microscopic forms of life lurking around that don't share ancestry with us.

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