There are many possible explanations why a Martian rock could look like this one does... but one of those explanations is that "Martian life did it".
Seen on Astronomy Picture of the Day - that page has pop-sci links.
Seen on Astronomy Picture of the Day - that page has pop-sci links.
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Rob Kelk
Sticks and stones can break your bones,
But words can break your heart.
- unknown
Rob Kelk
Sticks and stones can break your bones,
But words can break your heart.
- unknown