Born on the battlefield

From foxholes to fashion: 10 wartime innovations you can’t live without

Image: Евгений Новиков

Since time immemorial, conflict and the urgent necessities of war have driven rapid innovation. Many everyday products trace their origins back to military needs. From wristwatches to instant coffee, items that once kept soldiers alive, efficient, or comfortable now fill our kitchens, closets, and offices. Here are 10 objects with surprisingly martial origins.

Image: Paul Bright

Now a ubiquitous fabric present in everything from clothes to carpets, nylon debuted in WWII as a replacement for scarce silk in parachutes, ropes, and tire cords.

Its lightweight durability made it indispensable for military supplies. After the war, nylon quickly transitioned into civilian life, with stockings becoming its first big hit.

Image: Marcus Urbenz

First patented in the late 19th century, zippers gained traction during WWI as fasteners for military uniforms and gear. Buttons proved slower and less reliable under battlefield conditions, making zippers a more efficient choice.

The military’s adoption helped standardize their use, and after the war, zippers spread rapidly into civilian clothing, luggage, and countless household items.

Image: Calle Macarone

In 1795, Napoleon offered a prize for a food preservation method that could feed his armies on long marches without risk of spoilage.

Nicolas Appert, a French confectioner, spent 15 years experimenting before developing a process of sealing food in glass jars and heating them to sterilize the contents. Appert received the prize in 1810, and before long, the technique was adapted to tin cans, which soon found their way into military rations.

Image: Amr Taha™

A precursor to modern instant coffee appeared during the American Civil War as a concentrated coffee, milk, and sugar mixture called Essence of Coffee. Soldiers mixed a teaspoon with hot water, but many complained it had the consistency of axle grease (yikes!).

In the decades that followed, the concept was refined, and by WWI and WWII, the U.S. military was mass-issuing instant coffee to troops for convenience and morale. Civilian popularity grew alongside military adoption.

Image: Bryan Angelo

During WWI, officers found pocket watches impractical during fast-paced and unpredictable combat conditions. Many soldiers began strapping them to their wrists for quick time checks, turning a personal improvisation into a battlefield necessity.

The first true wristwatches were designed specifically for this purpose, and the term "trench watch" soon became common. Surprisingly, these early designs already featured enduring innovations, such as luminous dials for nighttime visibility.

Image: Roman

When the U.S. entered WWII, the Army invited more than 130 companies to develop prototypes for a lightweight, four-wheel-drive reconnaissance vehicle; only Bantam and Willys-Overland responded. The resulting Willys MB "Jeep" proved rugged, versatile, and indispensable to soldiers.

After the war, surplus Jeeps hit civilian markets, sparking the off-road craze and laying the groundwork for modern SUVs.

Image: Markus Winkler

Instant noodles were inspired by post-WWII food shortages in Japan. Momofuku Ando, founder of Nissin Foods, invented them in 1958 as a quick, affordable, and portable meal, ideal for a country struggling with limited food supplies.

The noodles were flash-fried to remove moisture, making them lightweight and long-lasting. The concept was influenced by military-style rations, designed for easy storage and preparation.

Image: aaron boris

Zippo lighters were standard issue for U.S. troops in WWII and Vietnam, valued for their windproof flame and reliability in harsh conditions. Throughout the conflicts, the company devoted its full production capacity to meeting military demand.

Afterward, the iconic design and dependability spoke for themselves, turning Zippos into a pop culture symbol of ruggedness among civilians.

Image: Lacey Raper

Specially designed in the 1930s for British paratroopers, cargo pants featured extra pockets for maps, ammunition, and essential supplies, allowing soldiers to carry gear hands-free during airborne operations.

The practical design proved so effective that it was widely adopted by other Allied forces throughout WWII. After the war, the durable pants transitioned into civilian life as reliable workwear for laborers, hikers, and adventurers.

Image: Devin Rajaram

While freeze-drying, or lyophilization, has been known for centuries—the Inca were freeze-drying potatoes as early as the 13th century—it wasn’t until WWII that a commercially viable process was developed.

The military needed a way to preserve blood plasma and penicillin for soldiers in harsh battlefield conditions, where refrigeration was a rare luxury. This demand drove the development of modern freeze-drying techniques, which are still used today for food, medicine, and scientific materials.

Names that lie

Mountain chickens are frogs? 10 animals with misleading names

Some animals have commonly been given names that might lead you to believe false things about them. For example, as we all know, guinea pigs are not pigs, sea horses are not horses, and starfish are neither stars nor fish. So, how did these names come to be? While lookalike allegations may justify some, others are simply far-fetched. Is there any truth or reason behind these inaccurate nicknames—like "firefly"? Let’s explore 10 animal names that are, arguably, misnomers.

Let’s start with one of the most far-fetched names on this list. Mountain chickens aren’t birds at all—they’re large frogs. And they don’t live in mountains, either. These frogs are found mostly in the Caribbean, inhabiting lowland rainforests and swamps. A more accurate and realistic name for them is "giant ditch frogs," which refers to their large size and their tendency to dwell near water bodies.

So, how did they get this name? The story goes that locals found the frog’s meat similar in taste and texture to chicken. Yes, this now critically endangered species was once considered a delicacy in local cuisines.

You would think that the red panda is just a smaller, red version of the giant panda. After all, they share cute faces, patches around their eyes, and similar snouts and ears. But you’d be wrong—red pandas are not bears.

Here’s the explanation: The word "panda" is believed to derive from the Nepali word ponya, which refers to animals with claws adapted for eating bamboo. This is the biggest trait red and giant pandas have in common: their heavily bamboo-based diets. Red pandas, sometimes nicknamed "firefoxes," belong to a mammal family of their own and are more closely related to skunks than to giant pandas.

Titmouses aren’t rodents—did you know? Instead, they are songbirds known for their gray or bluish-gray feathers. One of the most common species is the tufted titmouse, and you’ll be pleased to know that the plural form is, indeed, "titmice."

The name "titmouse" comes from Old English, where tit referred to a small creature, and mase was a general term for a bird. Over time, mase became obsolete, and "titmase" was transformed into "titmouse" due to the similarity between the words. Arguably, there’s also some physical resemblance between the gray color and beady, round eyes of both titmice and mice.

Yes, the name "electric eel" is misleading—but not for the reasons you might think. These aquatic animals are indeed capable of generating shocks of electricity, up to ​​860 volts, which they use to stun their prey or defend themselves. However, strictly speaking, they are not eels.

Unlike true eels, which belong to the family Anguillidae, electric eels are part of the knifefish family and are more closely related to catfish. Early European explorers misnamed them based on their elongated, eel-like bodies.

Seahorses are fish, just like salmon or clownfish. Arguably, they look nothing like those species. Instead, for centuries, humans have noticed their resemblance to horses. Seahorses have a distinctive upright swimming posture, elongated heads and necks, and a caudal fin that even resembles a horse’s mane.

Their scientific name, Hippocampus, is borrowed from the Ancient Greek word hippókampos. Interestingly, the term didn’t originally refer to this animal but to a mythological marine creature. In Greek, hippos means "horse," and kampos means "sea monster."

Guinea pigs aren’t pigs—nor are they from Guinea, the West African country. Instead, they are rodents native to South America. By now their name has become synonymous with "experiment subject" because of how frequently they were used in scientific research.

There are a couple of theories behind their misleading name. The "pig" part likely comes from the squealing noises they make, which resemble those of piglets. As for "guinea," it might derive from the British coin of the same name, implying they were sold for its equivalent value. Another theory is that European sailors, associating distant Guinea with anything exotic, mistakenly applied the name to these South American rodents.

The koala is often called a "koala bear," but it’s not a bear at all. European settlers in Australia gave it this name because its round face and fluffy ears reminded them of bear cubs.

Koalas are, in fact, marsupials. Like kangaroos, they carry their young in pouches. The word koala comes from the Dharug language (an Aboriginal language of Australia) and is believed to mean "no water," referring to the koala's ability to survive on eucalyptus leaves with minimal water intake. Did you know? Eucalyptus leaves are low in nutrients and mildly toxic. As a result, koalas have a slow metabolism and sleep up to 20 hours a day.

Fireflies don’t handle fire. They do, however, possess the ability to produce light, a phenomenon called bioluminescence. This light creates the illusion of tiny flames flying through the night. No wonder they have been associated with magic and fascination for centuries.

Despite their name, fireflies aren’t flies—they’re beetles. They produce light through a chemical reaction in their abdomens, which they use to attract mates or communicate. In fact, ​​different firefly species flash in distinct rhythms to help them identify each other.

The first time you hear the term "prairie dogs," you might picture packs of dogs roaming freely across the prairies. In reality, these animals are rodents and belong to the ground squirrel family.

The name is believed to have been given by early European settlers due to their high-pitched sounds. Prairie dogs are capable of producing sophisticated and varied calls to communicate with one another, sometimes sounding like man’s best friend. The "prairie" part of their name comes from their habitat—vast grasslands and prairies across North America. These rodents are expert burrowers and typically live in small family groups called "coteries," where members groom and protect each other.

It’s not only that ladybugs aren’t all female—they aren’t truly bugs, either. Instead, they are a type of beetle. These round and colorful insects have been widely associated with good luck and fortune for centuries. The reason for this has to do with the story behind their nickname.

The name "ladybug" originated in the Middle Ages, when farmers prayed to the Virgin Mary for help with pests in their crops. The beetles, which helped control aphid populations, were called "Our Lady's birds" or "Our Lady's beetles," later shortened to "ladybirds" or "ladybeetles." Over time, much to the frustration of entomologists, this evolved into the popular term "ladybugs."