fun facts

WTF Fun Fact 13467 – The Baghdad Battery

When we think about the birth of electricity, names like Benjamin Franklin, Thomas Edison, and Nikola Tesla might come to mind. But if we venture even further back in time, we stumble upon a curious artifact known as the Baghdad Battery.

This ancient piece, found in the vicinity of modern-day Iraq and believed to date back to the Parthian or Sassanid era (between 225 BC and AD 650), challenges our understanding of technological development. It’s a story that connects the ancient world with our modern one in a fascinating tale of science and history.

Discovery of the Baghdad Battery

The story of the Baghdad Battery begins in 1936. German archaeologist Wilhelm König discovered a set of 12 peculiar artifacts in the basement of the National Museum of Iraq. The artifacts, assumed to be about 2,000 years old, consisted of terracotta pots with a copper cylinder and a single iron rod inside.

Each “battery” was about 14 cm high, with a one-inch-wide mouth. The copper cylinder, carefully soldered with a 60-40 lead-tin alloy, encapsulated the iron rod. Evidence of an acidic residue such as vinegar or wine in some of the pots led König to propose that these were ancient electric cells.

The theory suggests that when the jars were filled with an electrolytic solution (like vinegar or lemon juice), they produced a potential difference between the copper and the iron — about 1.1 volts. This setup is remarkably similar to a basic school experiment to create a simple voltaic cell.

The primary controversy lies in the purpose of these devices. Some researchers propose that these ancient cells powered electroplating objects with gold. Others suggest a more spiritual role, possibly linked to pain relief. The sensation of a mild electric shock could have been interpreted as a divine intervention or magical experience.

Debates and Controversies

The theory of the Baghdad Battery as a tool for electroplating or electrotherapy is not without its critics. Skeptics argue that there’s no recorded evidence that ancient people had knowledge of electricity. Furthermore, there is no evidence of wires, conductors, or additional devices that could demonstrate a practical application for this alleged ancient technology.

Another point of contention lies in the design. If the intent was to generate an electric current, the iron rod would have quickly corroded due to the acidic solution. However, some of the recovered artifacts still have uncorroded iron rods, suggesting they might never have been used as proposed.

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Source: “Was the Baghdad Battery really a battery?” — BBC Science Focus

WTF Fun Fact 13449 – How Google reCAPTCHA works

Do you know how Google reCAPTCHA works? Maybe you’ve thought about it if you’ve ever been annoyed at having to prove to a machine that you’re human.

How Google reCAPTCHA works?

Google’s reCAPTCHA is a type of CAPTCHA, an acronym that stands for Completely Automated Public Turing test to tell Computers and Humans Apart. By serving as a litmus test for human-like interaction, CAPTCHAs are designed to protect websites against spam and online fraud. However, the “I am not a robot” prompt is far more than your run-of-the-mill CAPTCHA.

This advanced version does not solely rely on deciphering distorted text or identifying objects within images. When you click on that “I am not a robot” box, a risk analysis engine kicks into gear. It considers numerous factors that distinguish humans from bots.

This system notes the time it takes to interact with the checkbox and your IP address. It even tracks the peculiarities of your mouse movements. The mechanics of how you type, known as keystroke dynamics, is another vital piece of data used in this process.

All these factors collaborate to create a risk profile, allowing reCAPTCHA to make an informed decision about your human-ness.

Why clicking the box doesn’t prove you’re human

However, it’s worth addressing a common myth here. Some believe that when they engage with the “I am not a robot” checkbox, reCAPTCHA goes through their browsing history. It’s true that reCAPTCHA collects certain user data like cookies for abuse detection and prevention. However, it doesn’t comb through your individual browsing history. Google, the provider of reCAPTCHA, has robust privacy measures to ensure user data isn’t misused.

But that’s not to say that reCAPTCHA doesn’t consider your past interactions. As part of Google’s services, it can use cookies and session data to understand if you’ve frequently interacted with CAPTCHAs in the past. This information can influence the risk analysis engine’s decision-making (but it’s a far cry from inspecting your browsing history).

As we’ve uncovered, the “I am not a robot” checkbox is more than a simple statement. It’s a potent piece of technology.

As we continue to use the internet , it’s vital to understand these unseen mechanisms.

— WTF fun facts

Source: “People Are Just Now Learning How The “I Am Not A Robot” Captcha Test Actually Works” — IFL Science

WTF Fun Fact 13409 – 3 Athletes vs. 100 Kids

Picture this – 3 athletes vs. 100 kids on the soccer pitch. The athletes, clad in soccer gear, their eyes on the field, facing a tidal wave of 100 energetic kids buzzing with anticipation. This isn’t the plot of a surreal animated show; it’s an actual TV program in Japan that offers one of the most exhilarating and entertaining spins on soccer we’ve seen.

Kicking Off the Soccer Spectacle

The Japanese TV show, an unexpected blend of sports, reality TV, and pure chaos, centers on a straightforward premise. The challenge? Three pro soccer players step onto the field to battle against a horde of 100 kids. The resulting spectacle, as enthralling as it is chaotic, turns traditional soccer on its head.

As the whistle blows, a sea of children engulfs the soccer field, their cheers and shouts echoing. The pros, dwarfed by the sheer number of their pint-sized opponents, exhibit a mix of bemusement and determination. Here, strategy takes on a whole new meaning.

3 Pros vs 100 Kids

In the face of such overwhelming numbers, the three pros rely on their skills, experience, and tactical maneuvering. The precision of their passes, their agile footwork, their calculated shots at the goal – everything is crucial. Each of them must negotiate a swarm of enthusiastic kids, a torrent of tiny football boots and darting bodies, all vying to intercept the ball.

On the other side, the 100 kids deploy their strategy – strength in numbers. They swarm the ball like bees to a hive, using their collective force to create an impenetrable fortress. It’s a hilarious yet heartwarming sight, watching the young players’ fierce determination to outplay their experienced opponents.

The Thrills and Spills of the Game

Amid the sheer chaos, the show brings unexpected moments of humor and excitement. Pro players find themselves hilariously outnumbered at every turn, blocked by a wall of young defenders. The kids, in contrast, often break into spontaneous celebration upon gaining possession of the ball, regardless of whether they score or not.

Watching the pros weave through the crowd, attempting to score against the enthusiastic horde, is a spectacle unlike any other. Equally thrilling is the sight of a kid making a daring attempt to break away with the ball, only to be immediately swarmed by a legion of teammates.

Beyond the Field: What This Show Signifies

On the surface, this might just seem like a wacky TV gimmick. However, the show resonates on a deeper level, reflecting a broader narrative about sports, camaraderie, and ambition.

It encapsulates the awe and aspiration of every child who has watched their sports heroes and dreamed of playing against them. It reminds us of the joy, the innocence, and the boundless energy that makes children’s sports so wonderfully watchable.

Conversely, for the pro players, it’s a chance to relive their early days, to remember why they fell in love with the sport. The lighthearted challenge brings out their fun side, reminding viewers that underneath the rigorous training and competitive pressure, soccer is, after all, a game meant to be enjoyed.

The Lasting Appeal of 3 athletes vs. 100 kids

This Japanese TV show, with its unique spin on soccer, offers an exhilarating ride packed with fun, laughter, and some truly memorable soccer. It captures the spirit of the sport in a way that’s fresh, vibrant, and decidedly out of the ordinary.

100 kids versus 3 pros may sound like an outrageous mismatch, but it’s a testament to the universal appeal of soccer. A reminder that whether you’re a seasoned pro, an aspiring young player, or a viewer at home, the beautiful game has the power to captivate us all.

— WTF fun facts

Source: “Here’s What Happens When Three Professional Soccer Players Go Against 100 Kids” — GQ

WTF Fun Fact 13406 – New Yorkers Bite More Than Sharks

Wait, New Yorkers bite more than sharks? Maybe the ocean isn’t so dangerous after all.

Sure, New York City is a place like no other. It’s a melting pot of cultures and a bustling metropolis teeming with humanity. Yet, lurking in this concrete jungle is an astonishing statistic that puts even the mighty ocean’s apex predator, the shark, to shame. New Yorkers bite people more frequently than sharks do.

The statistics on New Yorkers biting more than sharks

According to the Cleveland Clinic, about 250,000 human bites are reported nationwide each year, nearly 3,500 times more than shark bites. The stat about New Yorkers specifically comes from a 1979 study that found 892 human bites reported in New York City in 1977 – 63 times more than worldwide shark bites that same year. And experts confirm that the stat still stands.

Before the incredulity sets in, let’s chew on the numbers. Each year, according to city health data, New Yorkers register thousands of human bites. The reports aren’t from an emerging trend of cannibalistic tendencies. They spring from the hodgepodge of incidents that result from heated arguments, domestic disputes, barroom brawls, and even lovers’ quarrels.

Who’s afraid of a big, bad shark?

Many people see sharks as menacing dwellers of the deep. They appear in our cultural consciousness as being dangerous predators. Yet they bite fewer than 100 people per annum globally, according to the International Shark Attack File (ISAF). Shark attacks, though undeniably frightening, are statistically minuscule compared to the nipping tendencies of New Yorkers.

Now, this isn’t a crusade to vilify New Yorkers or elevate sharks to sainthood. But it’s a fascinating comparison, one that turns our preconceptions on their heads. It’s a sharp reminder of how our fears and perceptions often dance to the tunes of dramatic storytelling and Hollywood hype, rather than hard facts.

When was the last time you checked beneath your bed for lurking New Yorkers? Likely, never. But ponder the countless hours spent fearing sharks while frolicking at the beach or during a dive. The staggering disparity between the two should, at the very least, get you thinking.

What’s up with New Yorkers?

Stress, alcohol, or just plain old bad temper can lead to teeth being bared and bites being reported. A few bites might even be playful, but city data doesn’t discriminate. New Yorkers are biting at a rate far more ferocious than the most feared shark.

Meanwhile, our oceanic friends glide silently beneath the waves, their reputation tarnished by our overactive imaginations and a few gnashing teeth. We gloss over the fact that sharks play a crucial role in maintaining the health of our oceans, focusing instead on their rather infrequent interactions with humans.

So, let’s flip the script and bite into this juicy factoid. The average New Yorker is more likely to bite someone than to be bitten by a shark. It’s a savory morsel that’s both ludicrous and enlightening, serving as a reminder to keep our fears in perspective and our judgments in check. Sharks might not be the cuddliest creatures in the ocean, but neither are New Yorkers in their concrete jungle.

— WTF fun facts

Source: “Scared of a shark attack? Here’s what experts want you to know.” — CBS News

WTF Fun Fact 13387 – Earth’s Core May Be Hotter Than The Sun

Scientists believe that the Earth’s core, consisting primarily of iron and nickel, may be hotter than the surface of the sun, with temperatures reaching up to 5,500 degrees Celsius (9,932 degrees Fahrenheit).

Why do scientists think the Earth’s core is hotter than the sun’s surface?

The Earth’s core, located approximately 2,900 kilometers (1,800 miles) beneath the Earth’s surface, remains an elusive and challenging realm for direct exploration. Despite the inability to physically access the core, scientists have employed a combination of sophisticated techniques, including theoretical modeling and seismic studies, to gain insights into its temperature.

Scientists use the analysis of seismic waves generated by earthquakes to study the temperature of the planet’s core. By studying the behavior of these waves as they travel through different layers of the Earth, scientists can infer valuable information about the planet’s internal structure and temperature distribution.

Through seismic studies, scientists have determined that the core’s temperature increases significantly as one ventures deeper into the Earth. The most scorching temperatures are found at the boundary between the outer and inner core, approximately 3,200 miles beneath the Earth’s surface. Here, researchers estimate that the temperature reaches nearly 6,000 degrees Celsius (10,800 degrees Fahrenheit). So, if that’s the case, then the earth’s core is hotter than the sun.

Where’d that heat come from?

Interestingly, the heat in the Earth’s core does not come from the sun. The core’s exceptional temperatures are sustained by two primary heat sources. The first source of heat originates from the residual energy trapped within the Earth since its formation around 4.5 billion years ago. During the Earth’s early stages, countless collisions and mergers between rock fragments produced an immense amount of heat, some of which remains within the core to this day.

The second source of heat within the core arises from the radioactive decay of isotopes present throughout the Earth. Radioactive elements such as potassium-40, thorium-232, uranium-235, and uranium-238 release energy as they undergo decay, contributing to the overall heat budget of the core.

While the core’s temperatures may exceed those of the sun’s surface, it is important to note that the conditions in the core are drastically different. The core’s high pressures prevent its iron-nickel composition from vaporizing into gas despite the extreme temperatures.

This unique combination of heat and pressure creates an environment that sustains the core in a liquid or solid state.

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Source: “How has Earth’s core stayed as hot as the sun’s surface for billions of years?” — Space.com

WTF Fun Fact 13359 – The Biltmore Mansion Railroad

The Biltmore Mansion in North Carolina features 250 rooms, 65 fireplaces, and elaborate gardens and grounds that sprawl over 8,000 acres.

During the mansion’s construction, a miniature railroad system was built to transport the massive amounts of building materials required to construct the estate. After the mansion’s construction was completed, the railway system was repurposed for transporting guests and farm products around the estate.

Building The Biltmore Mansion

In the late 1800s, George Washington Vanderbilt II commissioned the construction of the Biltmore Mansion in the Blue Ridge Mountains of North Carolina. The estate still stands as a major tourist attraction. It features a whopping 250 rooms, 65 fireplaces, and gardens that span over 8,000 acres.

Constructing the Biltmore was no easy feat. The mansion necessitated a massive amount of construction materials. And these had to be transported to the remote construction site in the mountains and over rugged terrain.

That’s why Vanderbilt commissioned the construction of a miniature railroad system to transport the building materials to the site. The narrow-gauge system spanned over three miles and used a small steam engine that pulled flatbed railcars loaded with supplies like bricks, lumber, and stones.

Navigating the Blue Ridge Mountains

The railroad system was a significant engineering feat for its time. It was designed to navigate the steep inclines and tight corners of the mountainous terrain with ease. It was also able to transport much larger quantities of building materials than traditional wagons or trucks. As a result, Vanderbilt was able to transport massive amounts of building materials to create his elaborate mansion.

Once the mansion was completed, Vanderbilt repurposed the railway system to transport guests and farm products around the estate. Visitors could also take a ride on the railway and enjoy the scenic beauty of the estate’s gardens and grounds.

Today, visitors to the Biltmore Mansion can see remnants of the railway system, including the original steam engine, tracks, and bridges.

Today, remnants of this innovative transportation system – the original steam engine, tracks, and bridges – are still visible. They serve as a powerful reminder of the bold vision and ingenious problem-solving that went into constructing the Biltmore Mansion, adding another layer of intrigue for modern visitors.

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Source: “Building an Empire: Restoring the Biltmore Estate” — Yesterday’s America

WTF Fun Fact 13355 – Importance of Your Stomach Lining

The mucus in your stomach lining is the unsung hero of your digestive system.

Have you ever wondered why the stomach can digest the things you consume but stops short of digesting itself?

The role of your stomach lining

Mucus may not be something you think about often, but it plays a vital role in our digestive system. And it’s particularly important in the stomach. The mucus lining in our stomach is essential for protecting its delicate tissues from the harsh acidic environment needed to digest food.

Obviously, our stomachs are responsible for breaking down the food we eat. This process involves hydrochloric acid and digestive enzymes, which work together to break down proteins and other food components.

These acids and enzymes are necessary for digestion, but they can also pose a risk to the stomach’s tissues.

And that’s where the stomach lining comes in. If it weren’t for that protective mucus layer, the stomach’s corrosive contents could cause real damage.

The Role of Mucus in Protecting the Stomach

The mucus lining in the stomach acts as a barrier, separating the stomach’s tissues from its acidic environment. It’s made up of water, electrolytes, and glycoproteins, which together form a thick, slippery substance. This mucus coating allows the stomach to carry out its digestive functions without harming its own tissues.

In addition to serving as a physical barrier, the mucus lining also contains substances called bicarbonates, which help neutralize the stomach’s acids. This neutralizing effect further protects the stomach lining from potential damage.

Maintaining a healthy mucus lining

A well-functioning mucus lining is essential for maintaining a healthy stomach. Several factors can contribute to a weakened or damaged mucus lining. These include stress, smoking, excessive alcohol consumption, and certain medications – even common ones like nonsteroidal anti-inflammatory drugs (NSAIDs).

A healthy mucus lining requires a balanced diet and habits that promote overall digestive health. Eating foods rich in fiber, staying well-hydrated, and managing stress can all contribute to a healthy digestive system.

This allows your stomach mucus to create a barrier between the stomach lining and the acidic environment, preventing the stomach from “digesting itself.”

— WTF fun facts

Source: “Watch: Episode 3: Why doesn’t your stomach digest itself?” — STAT News

WTF Fun Fact 13350 – Netherlands Sperm Donor

A Netherlands sperm donor has been told to stop donating after skirting the law and fathering over 550 children worldwide.

Sperm donation is a valuable service that can help countless couples and individuals realize their dreams of parenthood. However, the story of a man referred to only as “Jonathan” raises crucial questions about the potential consequences and ethical considerations surrounding sperm donation.

His prolific donations eventually led to him being banned from further donations due to concerns about the potential implications of having such a high number of offspring.

Netherlands sperm donor raises issues about genetic diversity

One of the primary issues arising from a single donor fathering a large number of children is the potential lack of genetic diversity within the donor-conceived community. This diversity is essential for maintaining a healthy population and avoiding potential genetic disorders. That’s because a limited gene pool increases the risk of inherited diseases and conditions. This can have long-term implications for the affected individuals and their families.

When a single donor has an excessive number of offspring, it increases the likelihood of his genetic traits being overrepresented within the donor-conceived community. This can lead to unintentional relationships between closely related individuals.

Donor regulations

This case highlights the importance of implementing stricter regulations on sperm donations. This includes limiting the number of offspring per donor and providing greater transparency in the industry. In fact, some countries have already implemented such measures.

In the Netherlands, where the prolific sperm donor’s case took place, they already strict regulations that govern sperm donation. Dutch law dictates that a sperm donor can father a maximum of 25 children.

However, the man managed to father over 550 children by bypassing these rules. He donated sperm at multiple fertility clinics and engaged in private arrangements outside of the Netherlands.

The lack of a centralized system to track donations across different clinics and private agreements facilitated his ability to donate far beyond the legal limit.

— WTF fun facts

Source: “Sperm donor who fathered 550 children ordered to stop” — BBC News

WTF Fun Fact 13349 – Rewatching Your Favorites

When you truly want to chill out, do you find the latest Netflix show or do you enjoy rewatching your favorites? If you said the latter, you might be interested in a study that says it might be good for you.

Rewatching favorite shows can improve mental health

Studies have shown (and there’s one cited at the bottom for proof) that rewatching your favorite TV shows could help improve your mental health. It turns out the warm feelings of nostalgia we experience from reruns can actually help reduce stress and anxiety. So maybe it’s time to turn on some Lassie, The Munsters, The Jetsons…you get the picture.

Nostalgia is a powerful emotion. It can transport us back to the past. It also evokes fond memories of a time when things seemed simpler and more comfortable. This emotional response has been recognized as an effective coping mechanism against stress and anxiety.

If you’re struggling to deal with the pressures of everyday life, nostalgia can provide a reminder of the good times.

The comforting nostalgia of rewatching your favorites

One reason old reruns are so effective in reducing stress is the sense of familiarity they offer. When we watch a show we’ve seen before, we know what to expect and can anticipate the storyline. This predictability creates a safe and controlled environment that allows us to relax without any surprises or challenges.

One study even showed that when participants viewed familiar television programs, their levels of cortisol (a stress hormone) decreased significantly.

Our connection to familiar characters is also important to the soothing power of TV nostalgia. Over time, we form attachments to the people we see on screen. We may even feel as if we know them personally. These bonds can provide us with a sense of companionship, which is especially important when we’re feeling lonely or isolated.

When we’re feeling stressed, anxious, or overwhelmed, it’s good to find healthy ways to manage the feelings. By providing a comforting escape from reality, old reruns can help us unwind and decompress.

It can even have a meditative effect. The familiarity of the show means we don’t have to pay as much attention. This can help clear our minds, allowing us to focus on the present moment and let go of the worries and concerns that have been troubling us.

So, next time you want to practice self-care without leaving the couch, turn on some reruns of your favorite old show.

— WTF fun facts

Source: “The Temporal and Focal Dynamics of Volitional Reconsumption: A Phenomenological Investigation of Repeated Hedonic Experiences” — Journal of Consumer Research