Scientists Were Puzzled for Years by Mysterious Seafloor ‘Crop Circles' ^57%

Popular Mechanics - By Darren Orf - 7/2/2026, 1:00 PM

Biased Writer Voice 88.5% - Appeal to Emotion 28.8% - Appeal to Authority 25.5%

Here’s what you’ll learn when you read this story:In 1995, divers off the coast of Japan discovered strange, circle designs on the seabed that resemble the famous “crop circles” that mysteriously appear in farmers’ fields.More than 15 years later, scientists discovered that these creations were the work of a new species of pufferfish... more