From Ed Mazza writing at the Huffington Post:
A NASA image of Mars being passed around on social media over the weekend has imaginations running wild.
The photo shows a stone formation in front of what may be a kind of cave. Some say it looks a bit like a crab monster straight out of a science fiction tale.
But don’t worry, future missions to Mars are unlikely to encounter any crab monsters.
Read the rest of the story at the Huffington Post.