Science

WTF Fun Fact 13491 – Loneliness Kills

We can all think of a long list of stuff that’s bad for our health – but did you know loneliness kills as well?

Loneliness Kills in the Age of Connectivity

The dangers of smoking have been widely acknowledged and documented for years. From lung cancer to heart diseases, the repercussions of this habit are severe. Yet, there’s another rising health concern that many might not associate with physical harm: loneliness. Recent studies are revealing that the health risks of prolonged isolation might be as detrimental as smoking.

Ironically, we live in an era termed the “age of connectivity.” Technology has bridged continents, enabling face-to-face conversations without the need for physical proximity. Yet, as we increasingly immerse ourselves in the digital world, it seems we’re drifting apart in the real one. This paradox is contributing to what experts now call an “epidemic of loneliness.”

Loneliness vs. Being Alone

It’s vital to understand that loneliness and being alone aren’t synonymous. One can feel lonely in a crowded room, while another might cherish solitude without feeling isolated. Loneliness is the subjective feeling of being isolated, regardless of the actual social situation.

Loneliness does not merely affect mental well-being; it has severe physical repercussions. Just like smoking, prolonged feelings of isolation can lead to an array of health complications:

  1. Cardiovascular Issues: Loneliness can increase the risk of heart diseases. A lack of social connection has been found to be a significant factor in heart attacks, strokes, and other cardiovascular events.
  2. Reduced Immune Function: Chronic loneliness might diminish the immune system’s efficiency, making individuals more susceptible to illnesses.
  3. Higher Blood Pressure: There’s a growing body of evidence suggesting that lonely individuals might have higher blood pressure than their more socially-connected counterparts.
  4. Shortened Life Expectancy: Perhaps the most alarming revelation is that loneliness can shorten one’s lifespan. It’s on par with other well-established risk factors like obesity and smoking.

The Role of Dopamine

The human brain operates on rewards. Dopamine, the “feel good” neurotransmitter, plays a crucial role in this. When we engage in social interactions, our brain rewards us with dopamine. This encourages us to seek more interactions, fostering bonds and relationships.

When isolated, our dopamine levels can plummet. This can initiate a vicious cycle where the lack of dopamine makes us less inclined to seek out interactions, further exacerbating feelings of loneliness. The pleasure we derive from screens, though momentarily boosting dopamine, lacks the depth and warmth of genuine human connection, often leaving us feeling emptier.

The Modern Loneliness Epidemic

A report by Cigna, a global health service company, emphasized the modern loneliness epidemic, especially in the United States. The findings suggest that most Americans are classified as lonely. Younger generations seem to be at higher risk, which is surprising given their tech-savviness and online connectivity.

Factors contributing to this epidemic include increased screen time, decreased face-to-face social interactions, and the cultural shift towards individualism. The structure of modern life, where both family units and communities are less tight-knit than in previous generations, further fuels the crisis.

Tips for Combatting Loneliness

It’s not all doom and gloom, though. Recognizing loneliness as a genuine health concern is the first step in addressing it. Here are some strategies to combat this silent epidemic:

  1. Community Engagement: Engage in community activities. Joining clubs, organizations, or even group fitness classes can foster new connections.
  2. Digital Detox: Allocate specific times in the day to disconnect from digital devices. Use this time to engage in hobbies, read, or take nature walks.
  3. Seek Professional Help: Just as one would consult a doctor for a persistent cough, seeking therapy for chronic loneliness is vital.
  4. Volunteer: Volunteering can provide a dual benefit. It can reduce feelings of isolation while giving individuals a sense of purpose.
  5. Pet Companionship: Animals, especially dogs and cats, can offer comfort and reduce feelings of isolation.
  6. Establish a Routine: Having a daily routine can provide structure, reducing feelings of aimlessness, which can compound loneliness.

Loneliness Kills: Don’t Let It Ruin Your Life

In an age where we can reach out to someone thousands of miles away with a click, it’s paradoxical to witness a surge in loneliness. Recognizing and understanding its profound effects on our physical and mental health is crucial. As with all health risks, prevention and early intervention are key. We must prioritize genuine human connections, value our well-being, and remember that our health encompasses not just our bodies, but our minds and souls as well.

— WTF fun facts

Source: “Loneliness Is as Lethal As Smoking 15 Cigarettes Per Day. Here’s What You Can Do About It” — Inc.

WTF Fun Fact 13489 – Most Orangutans are Left Handed

If you’re a lefty, you have more in common with an orangutan than just 97% of your DNA since most orangutans are left-handed too. One neuroscientist, Bill Hopkins, said his research showed around 66% of orangutans to be lefties.

Studying Handedness in Orangutans

Curiosity sparked the investigation into orangutan handedness. Scientists found themselves wondering – do these creatures prefer one hand over the other, like us humans? It’s something we’ve all thought about, right? No? Ok, well anyway.

Researchers observed orangutans in their natural and semi-natural habitats. Hopkins appears to be the only one who suggested the specific 66% number. But plenty of other research has found that while some primates like chimpanzees and bonobos (our closest relatives) tend to be right-hand dominant, gorillas and orangutans are not.

What Does it Mean that Most Orangutans are Left-Handed?

Just like in humans, an orangutan’s hand preference comes from the brain. We call it “cerebral lateralization” – a fancy term for one side of the brain being bossier than the other.

The left hemisphere controls right-handedness, and the right hemisphere oversees left-handedness. Both genes and environment play a part in this.

But a mystery remains. Why do orangutans tend to be left-handed more often when compared to humans and other great apes?

Out in the wild, being left-handed doesn’t make the orangutans any less skillful. They foraged for food, made comfy nests, and swung from tree to tree with aplomb. Whether peeling fruit or brachiating through the forest, left-handed orangutans showed no signs of struggle.

Now here’s an intriguing question. We humans share 97% of our DNA with orangutans, so why aren’t more of us left-handed? Researchers are keen on finding an answer. They hope to understand how and why hand preference might have shifted during human evolution.

Orangutans, like us, are social animals. They have a rich array of communication methods at their disposal. This research is igniting interest in the connection between left-handedness and communication. Also, it has made scientists curious about the potential link between hand preference and cognitive abilities.

A Curious Conclusion

The higher percentage of left-handedness in orangutans adds an exciting twist to our understanding of these creatures. It opens up a new avenue for exploration: Why this hand preference? How does it affect their survival, adaptation, and mental prowess?

Researchers are now actively trying to link left-handedness to the species’ behavior and neural traits. They’re also excited to understand how this discovery could shape our understanding of human evolution.

— WTF fun facts

Source: “Do Other Animals Show Handedness?” — Science Friday

WTF Fun Fact 13485 – People Who Read Live Longer

In 2016, Yale researcher first published a study that found a connection between longevity and reading – in other words, people who read live longer. It’s a correlation, but there’s no clear causation (that is, there’s no proof that reading is precisely what adds years to your life). Still, it felt validating for those of us who love the written word. And even better, it’s a free activity (if you have access to a library) that’s available to lots of people!

So, Do People Who Read Live Longer?

In an increasingly digitized world, it might be easy to dismiss reading as a leisurely pastime of bygone eras. Yet, plenty of people still do it. So, researchers from Yale University’s School of Public Health decided to expore the benefits of reading to try and understand whether engaging in this mental exercise could have real, tangible effects on longevity.

The study analyzed data from 3,635 individuals aged 50 and above. It divided them into three groups.
1) those who didn’t read books
2) those who read for up to three and a half hours a week,
3) and those who read more than that.

The results? Book readers, regardless of gender, wealth, education, or health, had a 20% reduction in risk of mortality over a 12-year period compared to non-book readers!

Even reading less than 3.5 hours per week benefitted. Reading came with a significant survival advantage over those who didn’t read at all.

Why Does Reading Enhance Longevity?

The exact mechanisms that would explain why people who read live longer are still being explored. But the hypothesis is as fascinating as the result itself.

Reading books, particularly those with complex narratives, demands cognitive engagement and promotes empathetic understanding and emotional intelligence. This intellectual stimulation boosts brain power, much like how physical exercise strengthens the body.

Reading can also provide a healthy form of escapism, reducing stress, and promoting better mental health. This “workout” for the mind might increase resilience against age-related cognitive decline and diseases, leading to an overall longer lifespan.

Not All Reading Is Equal

While all reading is beneficial, the study found that reading books, as opposed to magazines or newspapers, provided a larger survival advantage. This could be because books involve more immersive and cognitive processes, like the use of imagination and critical thinking. They also encourage the reader to make connections between different plot elements spread out over hundreds of pages, creating a greater neural stimulus.

We know what you’re wondering. We’re wondering about it too. What about reading online or on an e-reader? And researchers aren’t sure. But older research found that people who read physical books were more engaged and remembered more plot points. However, we need more research – and those results wouldn’t apply to everyone anyway.

Further research is needed to solidify the connection and understand the exact mechanisms behind why people who read live longer. For instance, how different genres might impact longevity is still an open question. Does a suspense thriller provide the same benefit as a heartfelt romance?

And, of course, as digital reading becomes more popular, future research will need to explore whether reading eBooks – or even listening to audiobooks – provides the same benefits as “traditional reading.”

— WTF fun facts

Source: “People who read live longer than those who don’t, Yale researchers say” — Big Think

WTF Fun Fact 13484 – Robots That Feel

Robots that feel?! Ok, no. We don’t mean robots that have feelings. We mean robots that have a “sense” of touch. Or at the very least robots programmed not to crush things they pick up. That’s still progress!

The modern robotics field is continuously pushing the boundaries of technology and automation. As a part of this ongoing exploration, scientists from the Queen Mary University of London, alongside their international colleagues from China and USA, have developed an innovative, affordable sensor called the L3 F-TOUCH. This unique invention enhances a robot’s tactile abilities, granting it a human-like sense of touch.

Robots That Feel Thanks to the L3 F-TOUCH Sensor

A principal objective in robotics has been achieving human-level dexterity, specifically during manipulation and grasping tasks. The human hand’s ability to sense factors such as pressure, temperature, texture, and pain, in addition to distinguishing objects based on properties like shape, size, and weight, has set the standard.

Until now, many robot hands or graspers have fallen short, lacking these vital haptic capabilities. As you might imagine, this makes handling objects a complicated task. Robots’ fingers lack the “feel of touch,” resulting in objects slipping away or being unintentionally crushed if fragile. And that’s not something we want if we’re ever going to let them work with people, like the elderly.

Mechanics and Functionality

Leading the groundbreaking study, Professor Kaspar Althoefer of Queen Mary University of London and his team, introduces the L3 F-TOUCH. The name stands for Lightweight, Low-cost, and wireless communication. It’s a high-resolution fingertip sensor that directly measures an object’s geometry and the forces necessary to interact with it.

This sensor sets itself apart from others in its league that estimate interaction forces via camera-acquired tactile information. The L3 F-TOUCH takes a direct approach, achieving a higher measurement accuracy.

Professor Althoefer and his team plan to further enhance the sensor’s capabilities. They aim to add rotational forces such as twists, vital in tasks like screw fastening.

These advancements could extend the sense of touch to more dynamic and agile robots, improving their functionality in manipulation tasks and even in human-robot interaction settings, such as patient rehabilitation or physical support for the elderly.

— WTF fun facts

Source: “Researchers develop low-cost sensor to enhance robots’ sense of touch” — ScienceDaily

WTF Fun Fact 13481 – Shanidar 1

Shanidar 1, affectionately known as “Nandy” to some, lived approximately 45,000 to 35,000 years ago. His Neanderthal remains, found in Iraq’s Shanidar Cave, provide researchers with a wealth of information about Neanderthal life and society. These findings challenge our preconceptions and encourage a fresh understanding of our ancient relatives.

The Life of Shanidar 1

American archaeologist Ralph Solecki and his team discovered Shanidar 1 during excavations from 1957 to 1961. The cave, located in the Zagros Mountains, held a plethora of archaeological treasures. The team unearthed remains of eight adult and two infant Neanderthals, identifying Shanidar 1 first.

Shanidar 1’s remains reveal a life of hardship and resilience. He was an older adult, likely around 40-50 years old when he died, an advanced age for a Neanderthal. Remarkably, Shanidar 1 suffered several injuries and health issues. His right arm withered, likely due to nerve damage, and he probably lost the use of it several years before his death. He also had a damaged left eye that might have caused blindness. Signs of a significant blow to his face suggest that he lived with considerable pain.

Shanidar 1’s traumas and his survival into adulthood suggest that Neanderthal societies likely provided social care. His disabilities would have made self-care and hunting difficult, so it’s plausible that his group cared for him. This observation challenges previous notions of Neanderthals as primitive beings and suggests a society with empathy and cooperative care.

Understanding Neanderthal Health

Shanidar 1’s remains also offer insights into Neanderthal health. He displayed significant wear and tear, such as degenerative joint disease, likely common in Neanderthal populations due to a physically demanding lifestyle. His dental health, with several lost and worn teeth, hints at the Neanderthal diet, which was probably abrasive and tough.

Shanidar 1’s discovery in the cave sparked interest in Neanderthal burial practices. Pollen found around his body hinted at the possibility of a burial ritual with flowers, though this interpretation has sparked debate. Despite the controversy, the idea has become popular, creating an image of Neanderthals as “flower-buriers,” capable of symbolic thought and ritualistic behavior.

— WTF fun facts

Source: “Older Neanderthal survived with a little help from his friends” — ScienceDaily

WTF Fun Fact 13480 – Convinced of a Crime You Didn’t Commit

It only takes a few hours for you to be convinced of a crime you didn’t commit. It’s a well-known psychological phenomenon.

This isn’t so much a “fun fact” as one that’s kind of awful if you really think about it. And it certainly has implications for questioning crime suspects (or perpetrating psychological abuse).

The criminal justice system relies heavily on the accuracy of human memory and the credibility of its testimonies. Yet, human memory is highly malleable and susceptible to suggestions and false implants. Some wrongful conviction cases suggest that innocent suspects, when questioned using certain tactics, can be led to believe and confess to committing crimes they never did.

This concept goes beyond our typical understanding of “false confessions.” It underscores the potential of forming vivid, detailed false memories of perpetrating serious crimes.

Can You Really Be Convinced of a Crime You Didn’t Commit?

A 2015 study psychologists published in the journal Psychological Science explains it all. It shows how someone can convince innocent participants they had committed crimes as grave as assault with a weapon in their teenage years. (In the years since, more research has corroborated the possibility.)

Lead psychological scientist Julia Shaw from the University of Bedfordshire, UK led the study. She found that a certain type of questioning can help generate these false memories relatively easily. Her team used a friendly interview environment, introduced a few incorrect details, and applied poor memory-retrieval techniques. (Note – the students in the study volunteered, and an ethics review board assesses research plans).

For the study, the research team first contacted the caregivers of university students. They asked them to fill out questionnaires about specific events the students might have experienced from ages 11 to 14. And they instructed them not to discuss the questions with the student/subject.

The researchers then subjected the students to three 40-minute interviews about two events from their teenage years. One real and one was falsely constructed, but included some true details from their past.

The Surprising Results

The findings were startling. Out of the 30 participants told they had committed a crime as a teenager, 21 (or 71%) developed a false memory of the “crime”! A similar proportion, 76.67%, formed false memories of an emotional event they were told about.

The criminal false events seemed just as believable as the emotional ones. Students gave the same number of details, and reported similar levels of confidence, vividness, and sensory detail for both types of events.

Shaw and co-author Stephen Porter hypothesized that incorporating true details into a supposedly corroborated account probably provided enough familiarity to make the false event plausible.

However, there were slight differences in the memories for false events and true events. For example, participants reported more details and confidence in their descriptions of the true memories.

Implications and Applications

These findings emphasize the fundamental malleability of memory. The implications extend to various fields, notably criminal justice, legal procedures, and even therapeutic settings. They indicate the need for vigilance in situations where memory recollection is key. Clearly, the innocent can be led to generate rich false memories of emotional and criminal events!

The knowledge that innocent individuals can be led to create complex false memories quite easily serves as a cautionary tale. And it’s one that hopefully influences the interview techniques that could induce them.

This research also underscores the need for further investigations into the specific interview tactics that contribute to false memories. Understanding these factors can help improve interviewing procedures, and in turn, the integrity of our legal system.

Memory, a cornerstone of our identity and experiences, can be surprisingly plastic and fallible. By studying and understanding its limitations, we can better protect ourselves from the potential distortions. This is part of ensuring a more reliable justice system, and fostering better practices in situations where the accuracy of memory is critical.

— WTF fun facts

Source: “People Can Be Convinced They Committed a Crime That Never Happened” — Psychological Science

WTF Fun Fact 13479 – Taylor Swift Makes Seattle Rumble

During two Taylor Swift performances in Seattle on July 22 and 23, 2023, an unexpected phenomenon occurred. Swift’s fans, through their sheer enthusiasm and collective dance movements, generated seismic activity equivalent to a 2.3 magnitude earthquake.

The discovery, made by seismologist Jackie Caplan-Auerbach, brings new meaning to the power of music and fan engagement.

Taylor Swift vs the “Beast Quake”

The local seismometer detected the activity produced by Swift’s fans, comparing it to the famous 2011 “Beast Quake.” The Beast Quake refers to the seismic activity triggered by ecstatic Seattle Seahawks fans. This occurred after Marshawn Lynch’s touchdown in an NFC wild-card game against the New Orleans Saints.

Swift’s performances didn’t just shake the ground – they also broke records. Swift sold out both nights in Seattle. 72,171 fans attended the Saturday show, surpassing the previous venue record of 70,000 set by U2 in 2011.

Although this incident is extraordinary, it’s not unprecedented. Concerts have sporadically registered seismic activity. Notable instances include a 2011 Foo Fighters concert in New Zealand and a 2022 Garth Brooks concert at Louisiana State University in Baton Rouge. However, seismic magnitudes from these concerts weren’t reported at the time.

The Power of Music

Caplan-Auerbach, a geology professor at Western Washington University, was first alerted to the Swift comparison through a Pacific north-west earthquake group she moderates. Upon scrutinizing seismic data from both concerts and the 2011 NFL event, she noticed striking similarities. “I grabbed the data from both nights of the concert and quickly noticed they were clearly the same pattern of signals,” she told CNN.

Despite the minor difference between the NFL event and the Swifties dancing, Swift’s fans still managed to outdo the Beast Quake. The seismic activity caused by their continuous cheering and dancing was twice as strong as that of the Beast Quake. Caplan-Auerbach shared that the shaking “absolutely doubled” that of the Beast Quake.

While the ground-shaking cheer after the Seahawks touchdown lasted for just a moment, the energy driven into the ground by the dancing and cheering Swift fans (in addition to the music) generated seismic activity for a more extended period.

Swift’s Seattle concerts exemplify how her fans’ passion and engagement can literally shake the ground. As Swift’s Eras Tour continues, who knows what other records – or seismic readings – her dedicated fanbase will break.

— WTF fun facts

Source: “Quake it off: Taylor Swift fans generate seismic activity during Seattle shows” — The Guardian

WTF Fun Fact 13477 – The Sonoran Desert Toad

When it comes to the world of psychedelic fauna, few species are as intriguing as the Sonoran Desert toad. It’s technically known as Incilius alvarius. But licking the toad won’t get you high – instead, it might kill you.

Don’t Lick The Toads

Last fall, a plea from the U.S. National Park Service urged visitors to abstain from licking this particular species. The reason? A potent psychedelic compound excreted through its skin has led to increasing instances of poaching, over-harvesting, and illegal trafficking.

Despite the warnings, the toad’s secretions don’t typically induce psychedelic experiences when ingested directly. In fact, they’re toxic when ingested and could lead to cardiac arrest.

When the secretions are collected, dried, and smoked, however, they may elicit auditory and visual hallucinations. Or they may do nothing except get you in a lot of trouble.

The Sonoran Toad and the “God molecule”

The compound responsible for these effects is called 5-MeO-DMT. It’s also in plants as well as the Colorado River toad. And it’s so potent some people have dubbed it the “God molecule.”

The growing demand for powerful hallucinogenic substances now poses a risk to toad populations. These toads often die when humans relocate them outside of their home territory, and it’s common for diseases to spread when smuggler store them together.

All toads secrete toxins, which originally evolved to keep their bodies moist and later evolved as a method of self-defense. What sets the Sonoran Desert toad apart is its unique ability to convert bufotenine, a compound produced by many toads, into 5-MeO-DMT. When threatened, the toad excretes its potent mixture from glands behind each eye and on its legs as a defense mechanism.

The Sonoran Toad’s Toxic Friends

The Sonoran Desert toad isn’t the only species with psychedelic potential. The giant monkey frog from the Amazon Basin produces a toxic secretion called kambô. Its use as a psychedelic is debated. But some users report spiritual experiences similar to those induced by classic hallucinogens, Nevertheless, kambô does not activate the 5-HT2A receptor, a characteristic of traditional psychedelics. Indigenous populations have used kambô for centuries in shamanistic rituals to boost stamina.

Humans have a long history of seeking altered states of consciousness, often guided by the natural world. But our pursuit of these experiences should never come at the expense of the very creatures that offer us these extraordinary glimpses into other realms.

It’s important to balance our curiosity and respect for the natural world with conservation efforts to protect these species and their habitats from exploitation.

If you want to see and hear the toad in question, we found a reliable YouTube video. When it comes to this species, we urge you only to get information from reliable sources!

— WTF fun facts

Source: “The Sonoran Desert toad can alter your mind — it’s not the only animal” — ScienceNews

WTF Fun Fact 13474 – Once There Were No Mosquitos in Hawaii

Believe it or not, there were no mosquitoes in Hawaii until the 19th century.

In its early days, Hawaii was a natural utopia, a paradise that existed free of the annoying whine and itchy bites of mosquitoes. Native flora and fauna thrived without the interference of these bloodsuckers. This absence wasn’t by chance, though. Hawaii’s remoteness, surrounded by thousands of miles of open ocean, formed a natural barrier that kept mosquitoes, among other things, away.

The End of No Mosquitos in Hawaii

Everything changed in the early 19th century when mosquitoes finally found their way to the Hawaiian Islands. Brought inadvertently by humans, the first recorded arrival was in 1826 on a trading ship. The invasive species soon adapted to the tropical climate and began to breed in the islands’ plentiful standing water sources, spelling trouble for both the local ecosystem and the human population.

The Mosquito’s Impact on the Hawaiian Ecosystem

Once mosquitoes gained a foothold, the repercussions were significant. Hawaii’s native bird populations suffered drastically. Mosquitoes brought avian malaria and avian pox, diseases to which the indigenous birds had no immunity. This resulted in a significant decrease in bird populations, leading some species to the brink of extinction. The Hawaiian honeycreeper, for example, experienced a substantial decline, with some species entirely wiped out.

Humans also felt the effects of the mosquito invasion. Initially, the islands’ residents were not accustomed to the nuisance of mosquitoes. However, more than just a nuisance, mosquitoes brought diseases like dengue fever and the Zika virus, threatening public health. Moreover, tourism, a significant part of Hawaii’s economy, took a hit as the presence of these pests and the diseases they carried became a deterrent for some tourists.

Current Efforts to Control Mosquito Populations

Today, efforts are underway to control mosquito populations and mitigate their impacts on Hawaii’s ecosystem. Measures such as eliminating standing water, using mosquito repellents, and introducing mosquito predators like dragonflies are part of the strategy. In addition, genetic modification technologies are being explored to reduce the ability of mosquitoes to reproduce or carry diseases.

The late arrival of mosquitoes in Hawaii is a stark reminder of the profound effects human activities can have on isolated ecosystems. Even an event as seemingly minor as a mosquito stowing away on a ship can disrupt a delicate balance, causing ripple effects that last for centuries.

Gone are the days when there were no mosquitos in Hawaii. As the islands grapple with the ongoing challenges presented by mosquitoes, this tale provides valuable lessons about the importance of protecting the world’s unique environments from invasive species.

— WTF fun facts

Source: “The Plan to Restore a Mosquito-Free Hawaii” — Revive & Restore