messages from outer space?

Researchers have pondered the question of crop circles for several decades, but none have come up with a real answer as to why they exist.

As if magically appearing overnight, massive works of art appear in fields where a crop has been flattened into patterns of circles, rings and various intricate geometric shapes.

space invaders?

BBC News reports that there has been a dramatic increase in the number of crop circles in and round England. Some believe these crop circles contain imagery from the Mayan civilization and could be interpreted as communication from a civilization 1,000 years ago by ‘mysterious forces’.