Pilates was invented by an acrobatic WWI prisoner of war

The treadmill was invented as a machine for prison labor

William Cubitt invented the machine in the early 1800s, imagining prisoners, usually two at a time, would use it to grind grain or pump water.

The origin story of the Paralympic movement and its founder, Dr. Ludwig Guttmann

Dr. Ludwig Guttmann, the founder of the Paralympic movement, revolutionized the treatment of spinal injuries. His belief in the power of sports for rehabilitation led to the creation of the Paralympic Games, now celebrated every Olympic year. This in-depth article from The History Press details the life and achievements of Dr. Guttmann, and includes historical photos and videos of the veterans-turned-athletes whose lives he changed.

A 15th-century university student documented a surprisingly detailed fitness plan

Modern fitness stems from the revolution in the knowledge we have of the human body, its cardiovascular systems, how muscles work, and more. Nonetheless, people through the centuries have had fitness regimes—including one university student whose fitness plan was preserved in an obscure document found between a manuscript.

The Wrights innovated controlled flight along three axes—pitch, roll, and yaw

Gliders studied by the Wrights were unwieldy and unable to be fully controlled by the pilot. Wilbur and Orville invented so-called wing-warping which twisted their surface and allowed for the plane to roll (or turn), all using a device manipulated by the hips.

Arnold Schwarzenegger fueled a lot of the interest in strength training, beginning in the 1980s

This was notable because clinicians around the 1950s thought that lifting heavy weights was bad for health, dampening muscle-strengthening interest that dates back to the ancient Greeks. Beyond Schwarzenegger-inspired interest and the popularity of Venice Beach bodies, the weight training movement also later gained momentum due to accumulating scientific evidence and the rise of entities like Crossfit. (Some users may experience a paywall.)

Phantom limbs were first documented in the 16th century by a French military surgeon

Ambroise Paré, the military surgeon, observed this phenomenon among soldiers who'd lost limbs, yet the term wasn't formally coined until hundreds of years later, by Silas Weird Mitchell, an American Civil War surgeon.

The Martha Graham Technique, explained

It's considered the first codified modern dance technique and a foundational pillar of American dance. In this 1975 instructional film, its namesake explains how the Graham Technique works. "As you can see," she notes, "the body is capable of almost endless variations and combinations once it is trained."

Why were tanks invented?

Tanks first appeared in warfare in World War I. As old methods of conducting battles proved ineffective, the idea of an armored vehicle that could traverse almost any terrain and carry a cannon came to fruition. World War I provided the impetus and finances to develop the modern tank. Learn more in this short but detailed article.

Yoga has become a popular tool for veterans dealing with PTSD

As the practice has become more popular in the West, it’s been incorporated into the Department of Veterans Affairs’ treatment plans for post-traumatic stress disorder. Veteran instructors say that although yoga and the military might seem like odd fits, they share many commonalities, including a rigorous approach. (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.

Jean-Paul Sartre worked on 'Being and Nothingness' while a prisoner of war

The Nazis invaded France in May 1940. Sartre, as a member of the French Army, was taken prisoner that June. While he was in captivity, he studied Martin Heidegger and worked on "Being and Nothingness," one of his most famous philosophical works.

Marie Curie developed and trained women to operate mobile X-ray units in World War I

The “petites Curies” allowed medical professionals to identify the severity of wounds without transporting soldiers to medical facilities, expediting treatment and saving lives. The efforts of Curie and other women led to expansions in their rights after the war.

‘Roman military pensions’ were among the first known pensions in history

Instituted by the first Roman emperor, Augustus, around 13 BCE, these early iterations of pensions made it so soldiers sometimes received about a decade's worth of their pay, plus some land to live on. Augustus instituted these pensions to secure loyalty and reduce the risk of coups and unrest. This video includes more fun tidbits about the history of retirement.

See haunting images of the plaster casts of Pompeii’s victims

The plaster casts preserve victims’ final moments in striking detail—from their poses to the expressions frozen on their faces. This piece explains how 19th-century archaeologist Giuseppe Fiorelli devised the method long after the bodies had decomposed.

Carnivals and circuses helped create professional wrestling

Catch wrestling became a fixture of American carnivals, which rose in popularity in the early 20th century. Carnival workers began fixing matches to reduce injuries and earn money from ignorant fans, whom they called "marks."

Picasso was one of the 20th century's most influential artists

The artist is recognized as one of the inventors of cubism, which simplified figures and scenes into flattened geometric shapes and imagined arrangements. The movement spurred new styles in response and led to increasingly abstract art. Styles like futurism, dada, De Stijl, and art deco were built on the simple forms, abstract ideas, collage, and found objects of early cubism.

View this timeline of polio milestones and vaccine development

Polio has a long history in art and medicine, dating back centuries. It includes a representation of an apparent polio survivor with a shriveled leg in ancient Egyptian art. See milestones in the history of polio in this timeline.

Wojtek the bear fought for Poland in World War II

Wojtek was a Syrian brown bear who eventually became a mascot, symbol, and eventually a soldier attached to the Polish II Corps during World War II. Learn about the amazing Wojtek, the Polish II Corps, and the incredible history of the Polish soldiers, many of whom had been imprisoned by the Germans or Soviets, who served during World War II.

American dance legend Martha Graham, sometimes called 'the Picasso of dance,' refused to perform at the 1936 Olympics in Berlin and conceived the piece 'Chronicle' in response to the experience.

Pickleball was invented in 1965 on Bainbridge Island, Washington

Bill Bell and then-Washington State congressman Joel Pritchard created the game as a way to entertain their bored children. They grabbed items they had on hand, using ping pong paddles to hit a wiffle ball over a hip-height badminton net.

Plastic's history began with an inventor seeking a $10,000 prize offer

In 1869, the first synthetic polymer—celluloid—was created as a substitute for ivory in billiard balls. It became the historical catalyst for the eventual manufacturing of plastics everywhere as an alternative to the depletion of other natural resources, including tortoiseshell and horns.

Bill Nye holds patents for three inventions and designs for a digital abacus

His pointe shoes feature a support structure to protect ballet dancers' toes during performance. The throwing technique trainer guides athletes in achieving the optimal form for throwing a ball, while the educational magnifying glass made from a plastic bag and water featured on his show.

The usual rules of fate do not apply': Race car driver-turned-ace WWI fighter pilot survives being lost at sea

Eddie Rickenbacker had an amazing career as a World War I hero, fighter pilot, and race care driver, among other accomplishments. This restored footage of an short 12-minute documentary about his early life, war stories, and survival at sea for 24 days provides amazing insight on a truly American character.

Who is the woman behind today's CPR doll?

According to a recent survey, about half of Americans know how to do CPR—many of whom learned on a mannequin called Rescue Annie. It turns out that this training doll may be based off a woman who became famous after drowning in the Seine, after...

The basics of behaviorism and its founder John B. Watson

Watson believed he could use classical conditioning to shape the behavior of infants toward positive outcomes, culminating in his famous "Little Albert" experiment. Here's a quick overview of his life and thought.

What it’s like to be an apprentice at Frank Lloyd Wright’s Taliesin

Architect James Walter Schildroth became an apprentice in Frank Lloyd Wright’s Taliesin Fellowship program in 1959, just months after Wright's passing. The invaluable experience taught him how to build as he worked and confronted him with the struggles of living in the space.

Penicillin was discovered by accident

In 1928, Alexander Fleming returned from vacation to find mold contaminating a petri dish of bacteria. Around the mold, the microbes had died—an accidental observation that led to the discovery of penicillin.

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

Explore the archaeological treasures of Pompeii, the city buried under volcanic ash when Mount Vesuvius erupted in 79 CE.

Read a deep dive on the 'all-purpose healing' peptide BPC-157.

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.

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.

Walt Disney's early film 'Alice's Wonderland' was a groundbreaking innovation in the silent film era

In 1915, workers recovered a submarine-like vessel from the Chicago River, prompting fears of German espionage

In 2025, four executives from large tech companies were given positions in the US Army Reserves—including Palantir Chief Technology Officer Shyam Sankar, which reinforced Palantir's ties with the US military and its role as a leading defense partner.

Before humans, the Soviet Union and the United States sent animals—including apes, dogs, and cats—to space during the Space Race.

The word 'jazz' evolved from 'jasm,' 19th-century American slang for 'energy'

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.

In 1939, baseball star Lou Gehrig delivered his inspirational 'Luckiest Man' speech after retiring due to the health condition that now bears his name.

In recent years a child anxiety expert has created and tested a novel phobia and anxiety treatment approach for children, focused on changing how parents respond to the fears.

When you complete a CAPTCHA on a website to prove you are human, you may be unknowingly training algorithms for self-driving cars, whose systems require training data to help identify crosswalks, bicycles, and other outdoor objects.

Legendary architect Frank Lloyd Wright designed the SC Johnson headquarters in Wisconsin, aiming to make a cathedral-like workplace

See the most iconic photos from four decades of LIFE magazine

NBA superstar Victor Wembanyama spent the 2025 summer training with monks in central China to enhance his body and mind.

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.

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.

Planarian flatworms are small, aquatic worms with exceptional regenerative capabilities. When cut, the worms can regenerate multiple bodies in a matter of weeks.

The identity of the Tank Man in the iconic photo from the 1989 Tiananmen Square protests remains unknown and was possibly killed.

The original copy of the Declaration of Independence is not a pristine document, and even features a smudged anonymous handprint in the bottom left corner.

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