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'Poppy seeds' and 'leopard spots' on Mars could hint at ancient microbial life
An arrowhead-shaped rock on Mars sporting features that may hint at ancient microbial activity on the Red Planet has left ...
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'Poppy seeds' and 'leopard spots' on Mars could hint at ancient microbial life
A close up of the Mars rock of interest, showing where the poppy seeds and leopard spots are found. | Credit: J.A. Hurowitz et. al. An arrowhead-shaped rock on Mars sporting features that may hint ...