The Klerksdorp Spheres: Three-Billion-Year-Old Balls That Were Never Made by Anyone

A reddish-brown hematite concretion, roughly spherical, known as a Klerksdorp sphere, photographed against a plain background

About 4 min readSmall grooved spheres from 3-billion-year-old rock near Ottosdal, South Africa, were once hailed as proof of ancient manufacture. Geologists who cut them open found something far older and far more ordinary: natural mineral concretions.

Racetrack Playa: The Sailing Stones of Death Valley — Solved at Last

Sailing stones and their tracks on Racetrack Playa, Death Valley, photographed 20 December 2013

About 4 min readFor decades, rocks at Racetrack Playa in Death Valley moved across the dry lake bed leaving long trails, and no one had ever seen them move. In the winter of 2013–14, scientists finally watched it happen — and the answer was thin ice and a light wind.

The Philadelphia Experiment: The Naval Legend That Never Happened

USS Eldridge (DE-173) underway at sea, circa 1944

About 4 min readOn 28 October 1943, the destroyer escort USS Eldridge supposedly vanished from Philadelphia, teleported to Norfolk, and returned — with some of her crew fused into the hull. The story is one of America’s most persistent legends. The Navy’s logs say the ship was nowhere near Philadelphia that day.

The War of the Worlds Panic That Wasn’t: How a Radio Play Became a Media Myth

Orson Welles in 1937, the year before the War of the Worlds broadcast

About 4 min readOn 30 October 1938, Orson Welles broadcast a radio adaptation of H. G. Wells’ The War of the Worlds — and newspapers reported nationwide panic. Modern research shows the panic was far smaller than the legend, and that the newspapers had a reason to exaggerate it.

The Great Moon Hoax of 1835: The Week America Believed There Were Bat-Men on the Moon

A newsboy showing a copy of The New York Sun reporting the Great Moon Hoax of 1835

About 4 min readFor six days in August 1835, The New York Sun told its readers that the astronomer Sir John Herschel had discovered forests, bison, unicorns — and winged, human-like creatures — on the Moon. None of it was true. It was the first great newspaper hoax, and it sold papers by the thousand.

The Fox Sisters: The Two Girls Who Invented Modern Spiritualism — Then Admitted It Was a Trick

The Fox sisters, Kate and Margaret, in an 1852 lithograph

About 4 min readOn 31 March 1848, two sisters in Hydesville, New York, claimed they could talk to the dead through mysterious rappings — and launched a movement that would claim millions of followers. Forty years later, one of them stood on a New York stage and showed the audience exactly how the trick was done.

The Piltdown Man Hoax: The ‘Missing Link’ That Fooled Science for 41 Years

A skull lying on the ground, illustrating the fossil bones at the centre of the Piltdown case

About 5 min readIn 1912, Charles Dawson announced the ‘missing link’ between apes and humans, found in a gravel pit in Sussex. It took 41 years — and new chemical dating — to prove that Piltdown Man was a modern human skull joined to a filed orangutan jaw.