Martians?

A photo from NASA's Curiosity rover has sparked attention because a cluster of rocks appears to resemble a tiny alien walking down a hallway.

Image via NASA/ JPL-Caltech/ MSSS

What people are seeing is a classic example of pareidolia, the brain's tendency to recognize familiar shapes, faces, or figures in random patterns.

Mars imagery has inspired similar interpretations before, including the famous "Face on Mars" and a rock formation that looked like a doorway. In each case, the features are understood to be naturally occurring geological formations rather than evidence of extraterrestrial life.

See the complete article at: EarthSky