Photographer William Mumler claimed to photograph ghosts

William Mumler’s spirit photography stunned and bewildered the public

William Mumler’s most famous work is a portrait of Mary Todd Lincoln accompanied by the ghost of her deceased husband, Abraham Lincoln. Other subjects of Mumler's photos claimed that the spirits standing beside them resembled their loved ones. Mumler’s method was never officially proven and continues to mystify viewers.

19th-century Americans used technology to try to prove the existence of ghosts

In the 19th century, following technological advancements like the telegraph, phonograph, and others, efforts were made to capture proof of ghosts. These technologies seemed supernatural in their own right and emerged at the same time Spiritualism took off in the US, resulting in new approaches to connecting with the dead.

The creator of Sherlock Holmes published a book claiming fairies were real

In 1917, two young girls took photos of one another appearing to interact with fairies and a gnome. Sir Arthur Conan Doyle, author of the Sherlock Holmes books and a fervent believer in spiritualism, published the photos in a magazine and asked the girls to recreate them, which they did. Conan Doyle went on to write a book about the fairies. In 1983, decades after his death, the girls admitted the photos had been faked.

The spooky images of Victorian mothers hiding as their babies posed

Taking pictures of your kids is a huge headache now, but it was even harder for mothers in the Victorian era, when camera technology made posing for photographs difficult. These weird photos will show you how these mothers got their kids to sit...

A 1912 congressional bill attempted to prohibit fake photos in the US

In the 1800s, photographs were held up as indisputable resources of truth. But the photography industry devised ways to alter photos, resulting in the rise of fraudulent photos—from shots with celebrities to the turn-of-the-century version of fake nudes—prompting government intervention.

Twain claimed to possess 'mental telegraphy'

In an 1891 essay, the writer claimed to possess psychic powers. It’s something that seemingly supported by his mother and his own death: Twain predicted he would die the day after Halley’s Comet returned in 1910, which did indeed happen.

George Méliès' 'The Haunted Castle' is considered the first horror film

The 1896 film short uses a series of camera tricks to depict supernatural experiences, including a bird turning into a man and a woman being summoned from a smoking cauldron. Its subject matter and surprising visuals have led scholars to call it the first horror film.

The oldest recorded ghost drawing comes from ancient Babylon

An ancient Babylonian clay tablet in the British Museum presents a curious image of a ghost being led back to the afterlife. This artifact is believed to be the oldest known drawing of a spirit. According to Dr. Irving Finkel, this image is part of a guide to exorcise ghosts.

The first horror movie is believed to be George Méliès' 1986 short 'The Haunted Castle,' which pioneered the use of special effects

William Eggleston was one of the first non-commercial photographers working in color

When he began exhibiting his work in the '70s, most color photography was limited to advertising. Eggleston's "democratic" stills of working-class Americana were filled weith vibrant color and would go on to influence generations of photographers and filmmakers.

Optical illusions were a key component in animating the Muppets

Despite being fairly typical puppets, Jim Henson's Muppets often ventured out into the real world without any apparent humans controlling them. That's thanks to several ingenious optical illusions devised by Henson and his partners, including well-placed mirrors, platformed sets, and remote-controlled puppeting.

Meteorologists believe they know the weather that inspired the terror behind Munch's painting 'The Scream'

Helene Muri, a meteorologist at the University of Oslo, believes the clouds causing the man such terror are nacreous. "We do know that there were mother-of-pearl clouds in the Oslo area in the late 19th century," she said, though she was careful to note that it was still a hypothesis.

Fascinating facts about Salvador Dalí

Salvador Dalí wasn’t just a famous surrealist painter, he was a master of spectacle. Known for leaving restaurant sketches as payment and believing he was his late brother’s reincarnation, Dalí blurred the line between art and persona. He even collaborated with Walt Disney on an experimental short, shelved for decades before its 2003 release.

Langston Hughes solicited ghost stories from his readers

Hughes had a column in the Chicago Defender newspaper for two decades. In 1951, he asked readers to send him their ghost stories, promising that he'd reward them with autographed copies of his books. He spent the next several months dedicating the column to the stories he received.

Salvador Dalí believed he was his own dead brother, who had died nine months before he was born

The iconic photo of the Wright brothers' first flight was the photographer’s first

Using a then-state-of-the-art Korona V, rescue member John T. Daniels was tasked with squeezing the device’s rubber bulb the moment the plane left the wooden track on the sand. The camera produced negatives on 5 by 7 sheets of glass.

The tragic Pulitzer Prize-winning image 'The Vulture and the Little Girl' (1993) generated controversy, raised concerns about ethics in photography, and eventually led to the photographer's death.

'Mystery hikes' were a popular attraction in the 1930s

Still reeling from the Great Depression, many Americans were looking for low-cost (or free) activities. Some travel agencies curated "mystery hikes," which offered intrepid amblers the opportunity to be set on a blind adventure.

Will-o'-the-wisps may be the result of microlightning between bubbles

Methane and air bubbles moving through water can generate small sparks between them, which can ignite gas. The above-ground phenomenon may have historically been the result of passing travelers igniting swamp gas with their lanterns. (Some readers may experience a paywall.)

The concept of phantom limbs, the perception that amputated limbs are still present, dates back to a French military surgeon in the 16th century.

Wilhelm Wundt, the forgotten father of modern psychology

He was the first psychologist to call himself one, and he influenced a whole generation of early psychologists. Learn about the life and works of Wilhelm Wundt with this thorough entry from a philosophy encyclopedia.

Radioactivity was accidentally discovered when uranium left marks on photographic plates

In 1896, Henri Becquerel had been exploring phosphorescence—the emission of light of one color after an object is exposed to another color. He expected these emissions to come from objects exposed to sunlight, but he observed emissions after an overcast day.

Explore a gallery of lightning photography taken from the Grand Canyon

In this series, award-winning photographer Adam Schallau accompanies each image with expert advice on how to capture the phenomenon successfully. Initially requiring the shutter to remain open for extended periods, today's technology includes a device called a lightning trigger, which senses incoming lightning and automatically manages the shutter.

England's sole World Cup win featured a 'ghost goal'

The 1966 match is known for Geoff Hurst's controversial third goal—called a "ghost goal." Watch the original footage, including the legendary call from announcer Kenneth Wolstenholme, and decide for yourself if the ball went in.

See 33 images that became central to huge scandals, including a young Charles and Camilla, Michael Jackson's baby on a hotel balcony, and Hugh Grant's mugshot.

Photographic memory isn’t real, but other rare memory types do exist

While 2% of children can recall sensory experiences with extreme detail (eidetic memory) and some adults can remember life events or dates with high accuracy (hyperthymesia), there is no scientific evidence for the flawless recall popularized in fiction. Most memory feats instead rely on training and memorization techniques.

Why Thomas—an early alleged witness—was not a doubter, but an empiricist

Apologist Sean McDowell argues the label "Doubting Thomas" (a common name for the gospel figure who initially did not believe in Jesus' resurrection) is a mistranslation of his character. The Greek word for doubt means wavering, but Thomas didn't waver; he flatly refused to believe until he could physically touch the wounds.

Fascinating photos of abandoned Italian churches

Whether cloaked in thick moss and debris or almost entirely preserved, the abandoned churches photographed by Roman Robroek document the effects of a changing landscape. At least 1,000 of the religious spaces are left unoccupied in both small towns and cities throughout Italy and stand in varying stages of decay.

Spielberg wrote ‘Poltergeist,’ and some say he directed it, too

Although the horror classic doesn’t credit Spielberg as a director, several people from the cast and crew suggested he was in charge of the film. The film’s credited director, Tobe Hooper, says Spielberg was merely brought on as a second director—which Spielberg has repeatedly confirmed.

The Beatles' visit with Maharishi Mahesh Yogi helped inspire Western interest in Eastern spirituality

The Fab Four met with the guru—the creator of Transcendental Meditation—in 1968 in Rishikesh, India. The band's George Harrison and his wife had been interested in Indian culture for several years, but the meeting with Maharishi signified a meeting of Western popular culture with Eastern spirituality that would inspire the rising hippie movement.

The 19th-century painters of the Hudson River School were among the first American romantics, with portraits that displayed the natural beauty of the young country.

After her fellow cult members tried to kill her with an LSD-infused hamburger, one member of the Manson Family, the murderous cult led by Charles Manson, decided to testify against the group's leader.

Mark Twain spent decades feuding with the US Postal Service, convinced its costs and regulations were bureaucratic overreach.

Frank Lloyd Wright's houses are historically hard to sell because they're old, subject to local landmark commissions, and often unfashionable

See the 25 of the best photos of auroras from around the world.

Clever Hans was a 1900s horse that was believed to be able to solve math equations, tell time, and read and comprehend German, until a psychology student discovered how he got his answers.

Abraham Lincoln was almost assassinated weeks before his inauguration as he traveled from Illinois to DC through Baltimore in 1861; it took two independent claims for Lincoln to be convinced the threat was real

Double world record holder Hunter Ewen helped conquer his fear of balloons, called globophobia, by training to win Guinness World Record titles for balloon inflation.

Warren Buffett's former professor Benjamin Graham is known as the 'father of value investing,' a strategy in which investors seek to buy stocks trading below their intrinsic worth.

The Brothers Grimm were lawyers before they were storytellers, but became interested in fairy tales as they began investigating how rules and customs had been passed down through cultures.

A 2019 Facebook event called on attendees to "Storm Area 51, They Can't Stop All of Us," resulting in countless memes, the creation of a music festival, and eventually the arrests of those who did try to approach the area.

See photos of Meteora, a mountainous site in central Greece, home to 14th-century monasteries perched atop soaring outcroppings.

Objects can be 3D printed with light by projecting 2D computerized tomography (CT) scans onto rotating cylinders of resin, which solidify upon exposure.

Budweiser stores yeast derived from the original 1800s strain in a secret bunker, which only the Head of Yeast Management can access—not even the CEO

44% of Americans say they pray at least once a day—discover how your state's religiosity stacks up against the rest of the country.

Long before Major League Baseball began allowing instant replay for balls and strikes, an umpire reluctantly used the technology to determine whether a hit was a home run, a move that inadvertently ushered in a new era for the sport.

'Silent' fireworks have gained more interest in recent years as a quieter celebratory option.

A century of Billboard issues documenting the evolution of popular music.

Fear or disgust related to clusters of holes and cracks, called trypophobia, may stem from evolutionary processes to help us avoid pathogens.

While atoms are normally made of protons, neutrons, and electrons, exotic ones have been built with antimatter—alternate versions of normal matter that live for fractions of a second and are about a billion times as rare.