Learn about the relationship between Thomas Edison and Henry Ford

Listen to the details of Henry Ford's widely speculated affair and secret child

Henry Ford married Clara Bryant in 1888, but is widely rumored to have had a longstanding affair with Evangeline Cote Dahlinger—with whom he's believed to have had a secret child named John. Allegedly, Henry Ford had the manager of Ford Farms, Ray Dahlinger, marry Evangeline and raise their son, John Dahlinger, to protect his reputation. Later in life, John Dahlinger wrote that Henry Ford was his real father in a book titled "The Secret Life of Henry Ford."

One of Henry Ford's early failed business ventures later became Cadillac

Before founding the Ford Motor Company, Henry Ford started two businesses that ultimately failed because he didn't get a product to market quickly enough. The Henry Ford Company pushed Henry Ford out in 1902, only to later reform and be renamed after the founder of Detroit, Antoine de la Mothe Cadillac.

Thomas Edison inadvertently spurred the film industry's move to Hollywood

The inventor's patent on the motion picture camera included several stipulations that required independent movie studios to work with Edison's Motion Picture Patents Co., making the East Coast undesirable for aspiring filmmakers.

Thomas Edison publicly executed animals with AC to convince the public of its dangers

J.P. Morgan first backed Thomas Edison's direct current system, seeing electricity's potential to usurp John D. Rockefeller's kerosene empire. Despite the investments and smear campaign against alternating current, alternating current ultimately won public support after lighting the 1893 World's Fair, after which Morgan would fund Tesla's wireless transmission tower.

Adolf Hitler deeply admired Henry Ford, citing him as an inspiration for "Mein Kampf"

Hitler frequently praised Ford's anti-semitic viewpoints, both before and during the Holocaust. While Ford denied being sympathetic to the Nazi regime, Hitler kept a portrait of Ford on his desk, and Ford accepted the highest military award available to a foreign citizen from the Nazi government.

Walt Disney's visit to a Ford factory helped inspire the layout for Disneyland

Walt Disney visited Henry Ford's Greenfield Village and the Ford Motor Company's River Rouge manufacturing plant on a trip to the 1948 Chicago Railroad Fair. The layout of Greenfield Village inspired the different, distinctly themed sections of Disneyland in Anaheim, CA.

A pair of engineers began Tesla to prove the viability of electric vehicles

Martin Eberhard and Marc Tarpenning sought to design a high-end electric sports car for environmentally motivated, affluent buyers. The Tesla Roadster would be the first highway-legal car to use lithium-ion batteries.

'Many of life's failures are people who did not realize how close they were to success when they gave up.'

- Inventor Thomas Edison (1847 - 1931)

Thomas Edison, eager to communicate with ghosts, tinkered with an apparatus called the 'spirit phone'

The inventor was interested in developing a scientific method for communicating with the dead. He was not interested, though, in the occult figures who believed the dead could be reached through Spiritualism, which he found childish. He believed those kinds of people "permit themselves to become, in a sense, hypnotized into thinking that their imaginings are actualities."

Orville and Wilbur argued over everything, likely accelerating their progress

The two never married, and focused solely on their goal of achieving flight. While both were socially reserved, they were passionate about their project, regularly debating—even shouting—over the details of propellers, engines, wings and more. This video explores how their culture of open argument likely fueled their discoveries.

Understanding the relationship between Dickinson and Thomas Wentworth Higginson

One of Dickinson's most significant pen pals was Thomas Wentworth Higginson, a minister, politician, and writer, who became a trusted creative adviser and, after her death, one of the editors of her first published volumes. Their relationship began after Dickinson sent him a letter asking, "Are you too deeply occupied to say if my Verse is alive?"

Mary Cassatt and Edgar Degas both influenced each other

Although Degas was 10 years older, the two were equals, often inspiring one another to try new techniques in their painting. This Artnet article explores how that relationship came to an end for unknown reasons—some say it was due to the dissolution of their shared journal, while others speculate there was a failed romantic relationship.

Both Abigail and John Adams had complicated relationships with Thomas Jefferson

This podcast examines the complex history between the Adams family and Thomas Jefferson—a relationship that fluctuated between close friendship and fierce rivalry, influenced by political conflicts and personal loyalties.

Meet Frederick Terman: Stanford University professor and the 'Father of Silicon Valley'

Stanford University professor Frederick Terman used to encourage his students to start their own tech companies. His advice led to the creation of Hewlett-Packard. He also established the Stanford Research Park, which helped develop many successful tech companies today. Terman is often called the "Father of Silicon Valley," because his ideology directly shaped the region's development.

'My model for business is The Beatles: They were four guys that kept each others' negative tendencies in check; they balanced each other. And the total was greater than the sum of the parts.'

-Apple co-founder Steve Jobs (1955-2011)

JRR Tolkien and CS Lewis met at Oxford and bonded over Norse mythology

The “Lord of the Rings” mastermind and “The Lion, Witch, and the Wardrobe” author were colleagues at Oxford University and shared an appreciation for Norse mythology, which continues to inform the fantasy genre. They were also a part of the same informal literary group, the Inklings, where they’d discuss one another’s works-in-progress.

The terms 'bug' and 'debugging' were popularized by Grace Hopper's team

Engineers working on the Mark II computer at Harvard University identified a moth in one of its components in 1947, which caused it to malfunction. Describing the incident as the "first actual case of bug being found," the term first used by Thomas Edison in 1878 to describe faults in an apparatus caught on.

Freud and Jung were once friends. What drove them to break up?

Austrian psychologist Sigmund Freud and Swiss psychiatrist Carl Jung were fast friends, immediately hitting it off the first time they met in 1907. This four-minute video dives into the intellectual divide that drove them apart.

The winding journey from Standard Oil to the modern oil industry

Standard Oil’s impact on the business world can be clearly seen today in oil giants like Exxon and Chevron. But the journey from the Rockefellers’ trust to the modern firms was a windy road. After the Supreme Court ordered Standard Oil’s break up, the first step saw it separate into many state-based companies like Standard Oil of California and the Ohio Oil Company. Visualize it here.

A $50 bet led to the first coast-to-coast road trip

In 1903, Dr. Horatio Jackson took a $50 wager that he could drive from San Francisco to New York. Soon after, Jackson and his mechanic set out on the cross-country voyage without a map. They arrived in New York 63 days later. The trip cost them $260K in today’s money.

Eleanor and Franklin Roosevelt were 5th cousins, once removed

This means the couple shared great-great-great-great-grandparents but from different generations of the same family line. Fifth cousins are considered distant relatives, with only a 10% to 15% chance of sharing detectable DNA.

The 20-year feud between Elton John and Madonna

The two superstars feuded from roughly 2002 until 2025. After playing shows together in the 1990s, John took issue with Madonna's James Bond theme song "Die Another Day," calling it the worst of the film series. He kept up a stream of criticisms, and the feud peaked at the 2012 Golden Globes when Madonna beat out John for best original song. The pair reportedly reconciled backstage at "Saturday Night Live" in 2025.

In the late '80s, Dylan formed the Traveling Wilburys with other rock legends

The word “supergroup” gets tossed around plenty in rock ‘n’ roll, but it’s never been more apt than with the Traveling Wilburys, a late '80s band featuring Bob Dylan, Tom Petty, George Harrison, Roy Orbison, and Jeff Lynne. At the time, Dylan was feeling creatively adrift and far removed from the passion of his earlier work. The winking alter-egos of the Wilburys reinvigorated him, leading to a great record and a renaissance in Dylan’s solo career.

Death, early innovators of punk, were unknown for decades

The band of three brothers from Detroit recorded a 1974 demo that predicted the punk explosion that would arrive just a few years later with the Ramones and the Sex Pistols. But the band, Death, were complete unknowns until collectors rediscovered their music in the 2000s.

A detailed interactive timeline of technology since 1500

Tech devices are heirs to a complex history of both technological invention and social history. What if you could visualize how radio, TVs, and other devices are connected to the past and each other? Trace the elaborate genealogies of your phone and computer with this interactive timeline showing tech inventions since 1500.

The name 'Silicon Valley' arose from the founding of Shockley Semiconductor Laboratory in Fairchild Semiconductor in 1956-57, founded near Stanford University in Palo Alto

A researcher recently discovered an interview from 1967 between groundbreaking journalist Joan Didion and the Grateful Dead, years before the band became an institution.

Learn more about the history of fireworks, which dates back to an accidental invention during an alchemist's quest for information about immortality.

Before writing 'Walden,' transcendentalist Henry David Thoreau nearly burned down his hometown with a campfire that grew out of control.

The rivalry between Alexander Hamilton and Thomas Jefferson centered on federalism—the question of how much power the federal government should hold relative to the states.

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.

In 1945, Surrealist artist Salvador Dalí and legendary animator Walt Disney began collaborating on a short film that was not completed until 2003, years after both men had died.

Many legends about George Washington, including his supposed wooden teeth and the story of cutting down the cherry tree, lack evidence.

See the most iconic photos from four decades of LIFE magazine

For centuries, Niagara Falls has been a magnet for daredevils seeking to conquer one of nature's most powerful wonders, with its 200-foot drop and water rushing at 32 feet per second with 280 tons of force.

At the beginning of the 20th century, a group of young men ate standard American food—replete with food additives like borax and formaldehyde—as part of government research to better understand food safety.

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

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.

In its famous catalog, Sears sold $600 DIY house kits from 1908 through the 1940s, resulting in an estimated 100,000 'Sears and Roebuck homes.'

Against his wishes, Albert Einstein's brain was removed before his cremation, and the pathologist responsible stored it for decades in mason jars within a beer cooler.

When a Paris department store hesitated to sell Estée Lauder's perfume, she 'accidentally' broke a bottle, causing the smell to spread throughout the store and shoppers to start asking to buy the scent.

The first robot in literature may have been a 'mechanical man' in 1907's 'Ozma of Oz,' a book in L Frank Baum's 'Wizard of Oz' series.

Sony set the standard for cylinder-shaped batteries when it repurposed manufacturing equipment used to make rolls of magnetic recording tape.

Listen to an in-depth conversation on the links between Parkinson's disease and herbicide exposure and the challenging pace of scientific investigation.

The United States has had a tumultuous relationship with Cuba since its 1959 revolution, highlighted by a nuclear crisis and a decades-long trade embargo.

See how Budweiser's famous Clydesdales spend their days at Warm Springs Ranch, where roughly 70 to 80 of the beer brand's giant horses can be found at any given time.

For centuries, it was common to sleep in two shifts: a few hours at the beginning of the night, and a longer period beginning around midnight

Electrical grids worldwide must double their power delivery capacity by 2050 to meet surging demand from AI and electric vehicles.

Track the location of the Voyager probes, currently between 13 and 15 billion miles away from Earth.

See the evolution of Ebola vaccine and treatment development.