often imbuing them with meaning — a psychological phenomenon known as pareidolia. This can manifest as seeing the face of an old man in the knots of a tree or the shape of an animal in the clouds.

the shape of an animal in the clouds, the man on the moon. Very simply, it is thought that pareidolia kept prehistoric humans on alert and on guard, improving their chances of survival.

This tendency to see a distinctive image in a foreign (or one might say extraterrestrial) pattern is known as "pareidolia ... between two dark cavities, is a supermassive black hole, a region ...