NASA have made a mind-boggling discovery on Mars - which may have come from an alien world. The peculiar "Skull Hill" rock has left scientists scratching their heads with its bizarre features and ...
The unbelievable find was made by Nasa's Perseverance rover while it was making its way down Witch Hazel Hill - part of the Jezero Crater which boffins believe used to be a lake. But the rock they ...
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