In certain tracts of ocean, divers know to look for “underwater crop circles,” ornate symmetrical patterns temporarily carved into the sandy sea floor. But since 1995, when they were first discovered ...

As we delve into the phenomenon, we explore recent occurrences, delve into the mysteries of Skinwalker Ranch, and examine the myriad theories surrounding these enigmatic and complex designs.

Serious studies of crop circles have long been hampered by conspiracy theories and the secretive nature of circle-makers – plus scientists' reluctance to engage with a "fringe" topic. But, as Richard ...