Strange Mass EventsDisputed
The Mad Gasser of Mattoon: The Phantom Who Poisoned a Town — or Didn't
In September 1944, an Illinois town armed itself against a prowler spraying sweet-smelling gas through bedroom windows. Police never found him — because he may never have existed.
Enigmatic PlacesDisputed
The Fire Eagle's Nest: What Built Siberia's Patomskiy Crater?
Deep in the Siberian taiga, a geologist stumbled on a 40-meter mound of shattered limestone that seemed to have burst up from below. Seventy-five years later, science still cannot say for certain what made it.
Impossible ObjectsDisputed
The Baghdad Battery: A Jar That Might Have Sparked, or Just Stored Scrolls
Replicas of the little clay jar really do make electricity — half a volt, sometimes two. The harder question, unanswered for almost ninety years: what was it for?
Nature Defying ExplanationDocumented
Eternal Flame Falls: The Fire That Should Not Burn
Behind a small waterfall in New York State, a flame has flickered for generations. When geologists finally tested the rock beneath it in 2013, the textbook explanation fell apart.
Nature Defying ExplanationDisputed
Star Jelly: The Sky Slime That Science Keeps Failing to Name
For seven centuries people have found translucent blobs on the grass after shooting stars and blamed the heavens. The lab results are stranger and more mundane at once.
Nature Defying ExplanationSolved
Blood Falls: The Antarctic Glacier That Bleeds, and the Century It Took to Explain
For more than a hundred years a frozen waterfall in Antarctica has poured what looks like blood onto the ice. The answer, when it finally came, was stranger than algae.
Ghost ShipsDisputed
The Ourang Medan: The Death Ship That May Never Have Sailed
A desperate distress call, a crew found frozen in terror, a ship that exploded before it could be towed — and not a single registry on Earth that says the vessel ever existed.
Nature Defying ExplanationDocumented
Rain of Fish: The Honduran Town Where Fish Fill the Streets After the Storm
Once or twice a year the streets of Yoro fill with living fish after a downpour. A miracle, a waterspout, or something stranger climbing up from below?
Impossible ObjectsSolved
The Crystal Skulls: How a Jeweller's Wheel Betrayed the Ancient Maya Legend
For decades these polished quartz heads were sold to museums and mystics as relics of a lost world. Then a microscope found toolmarks no ancient carver could have left, and an auction receipt finished the story the legend never told.
Strange Mass EventsDocumented
The Sweating Sickness: The Tudor Plague That Killed in Hours and Then Vanished
Five times it swept through England, striking down the young and the strong before the day was out. Then, after 1551, it disappeared for good, and no one has ever proven what it was.
Impossible ObjectsDocumented
The Copper Scroll: The Dead Sea Treasure List No One Has Ever Cashed In
In 1952 archaeologists pulled two rolls of corroded copper from a cave at Qumran. Inside: a ledger of dozens of treasure caches, and a final line pointing to a second scroll that explains everything. Neither treasure nor scroll has ever been found.
Enigmatic PlacesSolved
The Sailing Stones of Death Valley: A Century-Old Mystery That Melted Away
For decades, boulders crossed a dry lakebed on their own, leaving long trails and no witnesses. The answer, when it finally came, was thinner than a windowpane.