upworthy
Add Upworthy to your Google News feed.
Google News Button
Science

17 tips to avoid getting hacked that you might have forgotten—or never even knew

A few lessons from IT professionals about securing your personal data.

identity theft, getting hacked, hackers, computer protection
Canva

There are unsavory people interested in your information.

True
Mozilla

In 2009, Scott McGready stumbled on a massive phishing scam targeting his company's email server.

Thousands of emails bombarded the company in a short period of time. They all came from the same source, pretending to be someone or something they weren't in order to lure people into clicking on shady links and giving up their personal data.

"While investigating it, I stumbled upon the phisher's database which had [the] personal data of thousands of people," McGready says. "I was surprised how little effort was required on the fraudster's part to acquire such a trove of information."


This discovery sparked McGready's interest in information security and teaching others how to protect themselves from fraud. Since then, this journey has taken him from the U.K.'s National Trading Standards department to the documentary series "Secrets of the Scammers" to his own company and beyond.

Here are just a few lessons from McGready — and some other IT professionals — about securing your personal data:

data hacking, browsing, protection, financial

Is your information protected online?

Stomchak/Wikimedia Commons

1. Know there is a LOT of data about you online.

"Having data readily available online means that things like phishing emails can be automatically tailored to targets without much effort," McGready says.

But what does "data" really mean in this case? Um. Er. Pretty much everything. Even if we don't realize it. Something as simple as your basic browsing habits and location history can actually reveal a lot about you. Even if your name's not attached to it, a savvy social hacker could still figure something out.

2. Be aware that your friends may expose info about you — even if you're not on social media.

"We tend to share every detail of our lives on social media because we feel obliged to by peer pressure — whether that be adding your birthday to your Facebook profile because the website keeps asking for it," McGready says. But it's worse when your friend tags you in that photo from high school with your school mascot in the background and — oops. There goes another security question.

social media, data leak, Facebook, friends

Things don't always go as planned with technology.

Photo by Elisa Ventur on Unsplash

3. Pay attention so you can mitigate the risks (though probably not completely avoid them).

McGready recommends keeping your social media profiles as private as possible and asking your friends and family to do the same. "Even those that intentionally aren't on social media may be easily findable by their friends or family that share the 'dinner table selfie.'"

4. It's better to be proactive than wait until you're compromised.

"We hear about data leaks almost every week, it seems," McGready says. "The general public are no longer asking 'if' their data is compromised, but rather 'when.'"

This might sound scary. But it's also a good reminder to stay sharp.

public, risk, education, accounts

Do you know everyone that's using your computer?

Image via Pixabay.

5. Check the Facebook apps and third-party services that might have access to your account.

"It's worth checking what data you share with specific companies and only giving out the bare minimum in case of a data breach in the future," McGready explains.

For example: Does Bejeweled Blitz really need permission to access everything you've ever put on Facebook, to post on your behalf, and to spam your friends and family? It's not just annoying — it puts you at risk if that information leaks.

6. Take some time to get rid of those old accounts.

A clever hacker might still be able to figure out something through your iwasdefinitelyacool15yearold@aol.com email address. "Many of us, myself included, also have a large number of 'dormant accounts' on websites that we no longer use," McGready says. "I'd fully recommend logging into these accounts and changing all the profile information before deleting the account."

science, history, websites, companies

It's important to know what accounts are open in your name.

Photo from Daderot/Wikimedia Commons.

7. Don't feel bad if it happens to you. Even IT professionals fall for it!

Georgia Bullen, technology projects director for New America's Open Technology Institute, recounts how she was hacked:

"My password wasn't secure enough and so someone had built a program that was logging into not-secure-enough accounts and then spamming."

What she felt at the time is all too familiar for anyone who's been hacked: "Embarrassed, confused, and then really worried that someone else was going to click on something from me."

8. Be smart, pay attention, and know what you're getting into with any website or service you sign up for.

This bears repeating because a little awareness can make a big difference.

security, passwords, service, defense

What type of security for your accounts do you have?

Photo by Marcello Casal Jr/ABr/Wikimedia Commons.

9. Have a solid P@$w0rds plan.

Passwords are the Achilles' heel of the modern world — but there's a trick.

"It's totally possible [for hackers] to take one password, see where you've re-used it, and then get access to those accounts as well. And that's where the bigger danger happens," explains Harlo Holmes from the Freedom of the Press Foundation.

That's why, in general, passwords should be different for every website or service used, and consist of three random words, interspersed with special characters; a DiceWare password like "correct horse battery staple" is a good place to start.

Password managers can help out by creating unique passwords for you. Which leads to...

10. Use a password manager.

Password managers can generate strong, random passwords for you. And they keep track of all of your different passwords so you don't need to memorize them yourself.

All you need to do is remember one super-secure master password in order to unlock every other possible password combination. That way, says Bullen, you can't even make the mistake of verbally giving your password away because you genuinely don't know it yourself! (Unless it's your master password, in which case, ya know, don't do that.)

11. Set up two-factor authentication (2FA) for added security.

Safety is good, but a back-up plan is even better. 2FA sends a code to a device on your person just to make sure that the person logging in is really you. Even if your password does get compromised, the hacker probably doesn't have access to your smartphone, too. (Probably.)

Mozilla's Amira Dhalla explains how it works:

12. Consider using a separate email address — with a separate strong password — for important accounts like banking.

That way, even if you do use the same password elsewhere, hackers will have a harder time getting in to your important accounts. (Make sure this secondary email account has two-factor authentication, too!)

13. Be sure to hover over links before you click them.

"Links may look legitimate, but upon hovering, they actually redirect to a completely different place," McGready says. (Don't believe me? See what happens when you click on www.upworthy.com/definitely-not-an-upworthy-page.)

14. Always double-check the URL in the address bar. (But even that's not always safe.)

Ever notice that green padlock in your browser bar? It's a good sign! ... except when it's not. As McGready explains, "While it's true that this means your data is encrypted between your computer and the website itself, it doesn't legitimize the website."

routers, world wide web, computers, Wi-Fi

Using default passwords on the computer router can leave you vulnerable..

Photo by Michael Geiger on Unsplash

15. Secure your router.

It may seem harmless to use the default password for your router, but that can actually leave you vulnerable to hackers (there are even websites that can be used to find out different routers' default settings). And someone accessing your router can access pretty much your entire home network. So it's worth taking that small extra step of setting up a strong user name and password.

16. Be wary: These days, the internet is in everything from lightbulbs to baby diapers. Which is super cool! And bad.

McGready sees "the internet of things," or IoT, as the biggest online threat on the horizon. Even if you have worried about Amazon spying on you, you probably didn't consider who else could be spying on you through a vulnerable Wi-Fi or Bluetooth system built into your smart home. "The issue comes when these wireless chips are integrated by default on all products, whether the customer wants them or not," McGready explains.

17. Exercise a little extra caution.

It all boils down to the fact that humans are too trusting.

We trust that our friends aren't going to expose our address over Twitter. We trust that some disgruntled Angry Birds employee won't hijack our linked Facebook page because we didn't pay attention to permissions. We trust the green padlock in the browser bar that keeps our credit cards secure, even if the website taking that information wants to use it for a shady purpose.

Simply put, we trust that the internet is mostly good and that people are, too.

It's hard to solve a problem you can't see — which is why McGready is so passionate about teaching online safety.

"Show the public exactly what is possible and what they should be watching out for," McGready says. "It's one thing to tell someone that a scammer can send a text which appears to be from a legitimate company or a known person; it's another thing entirely to send a text to that person's phone which comes from 'Mum.'"

There's no "one weird trick" to protect us from the dangers of technology. But we can do our due diligence — as long as we know where to start.

This article originally appeared on 06.19.17

Doctors say a lot of us are showering more than we need to.

A few times in recent years, celebrities and social media influencers alike have made waves by sharing that they don't make their kids bathe every day. For some parents, that was totally par for the course, but for others, letting a child go more than a day without bathing was seen as a travesty.

Doctors have made it clear that kids don't need to bathe daily, with some going so far as to recommend against it when they are young to protect kids' delicate skin. But what about grownups? Most of us don't take baths regularly as adults, but what's the ideal frequency for showering?


According to a YouGov poll of over 5,700 Americans, just over half of respondents said they shower daily and 11% said they shower twice or more per day. That means two out of three of us are showering at least once a day.

woman, showering, shower, daily shower, bathe A woman in a shower cap.Canva Photos

But according to doctors and dermatologists, that's probably overkill for most people. Unless you're doing heavy labor, exercising vigorously, working outdoors or around toxins or otherwise getting excessively dirty or sweaty, a few showers per week is enough for healthy hygiene.

In fact, Robert H. Shmerling, MD of Harvard Health says too frequent showering could actually have some negative effects on your health.

"Normal, healthy skin maintains a layer of oil and a balance of 'good' bacteria and other microorganisms," Dr. Shmerling writes. "Washing and scrubbing removes these, especially if the water is hot." He shares that removing that protective layer can make our skin dry, irritated or itchy, which can lead to damage that allows allergens and bacteria to cross the skin barrier. Additionally, our immune systems require exposure to microorganisms, dirt, and other environmental stimuli in order to create "immune memory," and if we wash them away too frequently, we might be inhibiting the effectiveness of our immune system.

dirt, immune system, environment, kids, baths, dirt don't hurt A healthy coat of dirt.Giphy

Dermatologists who spoke to Vogue had similar advice about shower frequency. Board-certified dermatologist Deanne Robinson, MD, FAAD told the magazine that you can skip showering for the day if you haven't engaged in rigorous activity. Mamina Turegano, a triple board-certified dermatologist, internist and dermatopathologist. agreed. "I think that showering three to four times a week is plenty for most people,” she said.

Of course, everyone is different and what is good for one person's skin isn't good for another's. Showering frequency and health also depend on what kinds of products you're using, what temperature of water you're using, and how long your shower is. There's a big difference between a quick pits-and-privates rinse-off and a long, hot everything shower.

While scorching yourself and steaming up the bathroom may feel luxurious and relaxing, especially if you've got sore muscles, dermatologists say it's not good for your skin. Hot showers are especially problematic for people with skin issues like eczema.

"Any skin condition characterized by a defective skin barrier can be worsened by a hot shower," board-certified New York City dermatologist Shari Marchbein told Allure. "[It] strips the skin of sebum, the healthy fats and oils necessary for skin health, and dehydrates the skin."

shower, shower temperature, hot shower, lukewarm shower, showering Maybe cool it on the hot showers. Canva Photos.

In fact most dermatologists recommend keeping showers lukewarm. That sounds like torture, frankly, but who's going to argue with the experts?

A lot of people, actually. Modern humans are pretty particular about our shower preferences, and judging from the comments on cleanliness discussions, some folks are dead set on the idea that a daily shower is simply not negotiable. Even with the experts weighing in with their knowledge and science, a lot of people will continue to do what they do, advice be damned.

But at least the folks who've been judged harshly by the daily shower police have some official backup. As long as you're showering every couple of days, you're golden. As it turns out, there really is such a thing as being too clean.

This article originally appeared last year. It has been updated.

via Canva/Photos and Tuxyso/Wikimedia Commons

Disney trips have a lot of parents frustrated, and it shows why parents are so burnt out.

We might be prone to overdoing it on the nostalgia sometimes, but it's often for good reason. "The good old days" may be a tired cliche, but that doesn't mean the phrase doesn't hold a kernel of truth. Some things really used to be better. Different isn't always just different, and it's definitely not always better. Sometimes different is objectively worse!

Take a "simple" theme park vacation with your family and kids, for example. In the 1990s, you could go to Disneyland or The Magic Kingdom relatively on a whim, show up at the park, wait in line to get a ticket, grab a map, walk in, and have a good time. However, these days, things are a lot more complicated. In 2025, the price of the park changes with demand, and you have to make reservations for the day you hope to visit. Want to eat dinner at a sit-down restaurant? Better reserve your table a few days (or even weeks) ahead of time. Want to get on the newest ride? Better hop in the virtual queue when the park opens at 9 am, and that's assuming you remembered to book and pay for enough Lightning Lane passes.



disney, disney world, disneyland, theme park, family vacation, parenting, parents, moms, dads, working parents, millennial parents This image strikes fear into the hearts of many parents. Photo by Kitera Dent on Unsplash

Further, the entire time you’re at the park, you’re staring at your phone, following instructions on where to go based on the app. And there aren’t any days when the park isn’t crowded—it’s always crowded. It’s a wonder people have any fun at the park when things are so complicated and expensive. Planning the trip is a months-long equivalent of a part-time job for many parents, and being in the parks is a grueling rat-race. Fun, yes, but absolutely exhausting!

Why is it so hard to be a parent in 2025?

Sarah Biggers-Stewart, founder of CLOVE + HALLOW, a clean cosmetics line, believes the stress of going to Disney mirrors what everything is like for parents in 2025. “The hardest thing about parenting in 2025 is that the parenting part isn't really that hard. It's everything else,” she said in a post with over 70,000 views. “The amount of participation and engagement expected of parents in literally everything related to raising kids is insane.”

Warning: Strong language.

@thebiggersthebetter

Like the parenting is ofc hard but it’s literally everything else that sucks 😂 #parenthood #momlife #raisinglittles #realtalk #girltalk #motherhood #disneyworld #parentlife

“And nothing perfectly illustrates this better than this Disney trip we're going on next week and the multi-month booking process I've had to go through in order to make sure that we can have a normal Disney trip. Sixty days ago, I had to pre-book at six am, restaurants, activities,” she continued.

Indeed, many Disney experiences open for booking at odd hours long before the actual dates of your trip, like first thing in the morning or even at midnight months beforehand. If it seems crazy to you that you'd have to wake up in the middle of the night to book a meeting with your kid's favorite cartoon princess or risk disappointing them when all the spots are booked up, you're not the only one.

Biggers-Stewart adds that it makes her mad because "it doesn't have to be this way.”

Why are children's sports so intense these days?

Biggers-Stewart says the same thing is happening in children’s sports. “We're treating these seven-year-olds like they're all gonna go pro. They can't even go with their families for a week vacation during the summer break because if they miss a week, they're like shunned and benched,” she told her 602,000 followers. "The seven-year-olds are talking about their protein intake, and the parents are being lectured by the coaches about their protein intake. These kids are seven.”

disney, disney world, disneyland, theme park, family vacation, parenting, parents, moms, dads, working parents, millennial parents Youth sports are supposed to be fun, but they've gotten way too intense. Photo by Kenny Eliason on Unsplash

And it goes beyond sports! Want to take your kids to a free storytime at the library? Better hope you remembered to reserve a spot three months ago. And speaking of which, better remember to block your work calendar for the parties your child's daycare throws every week in the middle of the day, which parents are "strongly encouraged" to attend. If your kids are old enough to walk and bike around themselves, well, you'd better be sure you accompany them every step of the way or you might get arrested — seriously.

Many moms in the comments could totally relate to Biggers-Stewart’s frustration.

"The 1st time we did Disney, I did nothing, and it was a nightmare. The 2nd time, I had spreadsheets & binder & it was F-ing magical for my family and satisfied me like I had planned a corporate summit," Booishlady wrote. "I was SWEATING BULLETS trying to get my kid into various summer camps the moment registration opened in JANUARY. And you're right, even basic activities have to be planned and purchased way in advance."

Anastasia agreed, writing "Having to meticulously plan summer camps in January or else there’s no childcare options available."

Another user wrote, "I saw something that said working moms now spend more time with their kids than SAHMs in the 70s." Unbelievably, this is true, despite the nearly impossible math.

"We decided early on that we weren’t going to overbook our kids with a bunch of extracurriculars. We prioritize family time, which is great, and yet I still feel so much external pressure to do more," Katie wrote.

disney, disney world, disneyland, theme park, family vacation, parenting, parents, moms, dads, working parents, millennial parents There's a reason all parents feel like this in 2025. Giphy

At the conclusion of her video, Biggers-Stewart boiled the problem down to what parenting is like in 2025: Intense. “Everything is the most intense version that requires the most effort and participation,” she said. “That is why parents in 2025 are burnt the f**k out.”

This article originally appeared in March. It has been updated.


Phtoo Credit: https://www.canva.com/photos

An otter, a lion, a golden retriever, a beaver

In the never-ending quest to understand ourselves better, or at least have just one more distraction from whatever it is we should be doing, here comes the animal personality test. And the craziest part is (at least for me), it's kind of accurate.

The truth is, these days anyone can create their own personality tests. (And they do… and I've taken them.) Which Sex and the City character are you? Who is your inner Marvel superhero? What color is your heart? (Carrie, Ant Man, and black respectively.)


But this particular animal archetype quiz, in actuality, is a model developed in the late 90s by Gary Smalley, an author with a psychology background and a PhD in counseling. Co-created by author John Trent, the two wrote a book called The Two Sides of Love: The Secret to Valuing Differences. The idea is to strike a balance between the tender, "soft" side of love and the "hard," more direct side. After taking the quiz provided in the book (and now online), one can find out if their temperament is the lion, the beaver, the otter, or the golden retriever.

Even though it was written as a love-based tool, this personality test is often mentioned in the corporate world as a way to find out how people relate in the workforce. Jasper Rose, a financial recruiting agency, shared the quiz on their website, but notes, "This model should be taken with a pinch of salt. These animal categories describe the natural leaning of your temperament. In other words, they aren’t entirely fixed, as personalities are flexible and change over time, and people are complex." (So something an otter would say.)

Without further ado, the personality test can be taken (among many places) through this Michigan State University worksheet here:

personality test, lion, beaver, otter, golden retriever Gary Smalley and John Trent's personality testPhoto Credit: Michigan State University

As with most personality tests, these questions can be tricky, as many times more than one answer will apply. For example, one question asks that you rank what best describes you from the following: "likes authority, enthusiastic, sensitive feelings, likes instructions." Another: "Takes charge, takes risks, loyal, accurate." It's possible to relate to all four statements equally, making this a flawed test.

But if you're in it for a lighthearted look at something that may vaguely describe you, here's a breakdown of the results:

THE LION

lion, personality, fierce, strong, animal A lion roams. Giphy GIF by Savage Kingdom, Nat Geo

These, according to the test, are the natural-born leaders. They are confident, take-charge, strong, and independent. From the Jasper Rose website:

"Strengths: visionary, persistent, practical, productive, initiates change and projects, communicates directly, enjoys being challenged, strong-willed, independent, decisive, leader.

Weaknesses: Insensitive/cold, sarcastic, self-sufficient, impatient, stubborn, overlooks risks, controlling at times, can be too direct."

An educational worksheet on the Community Engaged Learning website (Michigan State University) adds that lions, "are great at initiating communication, but not great at listening." They add their natural desires are "freedom, authority, variety, difficult assignments, opportunity for advancement."

THE OTTER

otter, personality, silly, cute, animal An otter is surprised. Giphy GIF by Nashville Tour Stop

These are our happy social types. "They are often energetic and enthusiastic, with a tendency to be playful and enjoy humor. Otters are generally creative and enjoy trying new things but may struggle with follow-through. They value relationships and are often empathetic and compassionate towards others."

"Strengths: Outgoing, optimistic, personable, communicator, dreamer, responsive, warm, friendly, talkative, enthusiastic, compassionate.

Weaknesses: Undisciplined, unproductive, exaggerative, egocentric, unstable, struggle with follow-through, impulsive, needs social approval, easily offended."

The Center for Relationship Education adds, "Otters find it easy to be soft on people. It is also easy for them to be soft on problems. Otters need to learn to say ‘No’ and provide the hard-side balance of healthy boundary setting."

THE BEAVER

beaver, animal, personality type, snacks, cute Beaver enjoying a snack. Giphy GIF by San Diego Zoo Wildlife Alliance

These are our go-tos for decisive, detail-oriented people who actually enjoy structure and routine. "Beavers tend to be cautious and risk-averse, preferring to follow established procedures rather than taking chances. They are also known for their analytical skills and ability to organize complex information. However, they may struggle with flexibility and creativity, and may sometimes be perceived as overly critical."

"Strengths: Analytical, thorough, decision-maker, deliberate, self-disciplined, industrious, organized, aesthetic, sacrificing.

Weaknesses: Moody, self-centered, touchy, negative, unsociable, critical, revengeful."

The educational handout adds that in terms of relationships, "Beavers are good listeners, communicate details, and are usually diplomatic."

THE GOLDEN RETRIEVER

dog, golden retriever, personality quiz, loyalty Golden Retriever adorably looks up. Giphy GIF by WoofWaggers

These are our loyal, dependable friends/lovers. "They also tend to avoid conflict and prioritize maintaining harmony in their relationships. However, they may struggle with making decisions and taking action, and may sometimes come across as passive or indifferent."

"Strengths: Calm, supportive, agreeable, easy-going, loyal, dependable, quiet, objective, diplomatic, humorous, values relationships, stable and consistent.

Weaknesses: Selfish, stingy, indirect with others, resists change, procrastinator, unmotivated, lacks initiative, indecisive, fearful, worrier, can be co-dependent."

The Center for Relationship Education notes, "Goldens’ strong tendency toward the soft-side of love can lead to issues of co-dependence and enabling. Goldens need to learn to balance their natural soft-side with some hard-side qualities."

As with most quizzes like these, most of us are a combination of traits not easily put into labeled boxes. If nothing else, it's a creative way to get people thinking about how they interact with one another in a variety of situations. (Which is totally something a golden retriever like me would say.)

Remember things being built to last?

Unfortunately, most Americans are well aware of shrinkflation, where food companies reduce the sizes of their products while the price remains the same at the grocery store. You see this in fast food restaurants when you pick up a burger and feel like your hand has grown a few inches, and at the supermarket when you buy a box of cookies, it weighs less than it did a few weeks ago. Companies use this strategy when they think you’ll be less likely to notice a dip in quantity than a hike in the price.

We see something similar in the world of retail, particularly fast fashion. Fast fashion offers cheaper garments made from low-quality materials that last about as long as the trend does, so people can throw them away and buy the next hot thing. This can be a real problem because fast fashion harms the environment and leads to exploitative labor practices. And the tough part is—even for the most conscious of consumer, it's hard to escape from.


Here's a prime example of what this looks like in the real world. A few months ago, a TikTokker named Tom (@SideMoneyTom), popular for making videos about consumer products, went viral for a video where he called out shoe manufacturers for dropping their quality while keeping prices high. “So many of you guys want to shoot the messenger, but look, it's not my fault shoes are made out of Styrofoam and oil now,” Tom says in a TikTok with over 528,000 views. “It's literally every shoe you look at now. It's not even just the cheap ones. I can find hundred dollar plus pairs of shoes all day long with glue squeezing out of their Styrofoam cracks.”

@sidemoneytom

Replying to @Oscar Magaña shoes are done #fyp #shoes #foryou

Tom notes that recently, shoes have been made with foam soles instead of rubber. Both have pros and cons. Foam is a little more comfortable, but rubber lasts a lot longer. Rubber shoes keep shape and support over time and are much more durable. Conversely, foam shoes compress over time, losing their support and comfort. When companies sell cheaper shoes that wear out more quickly, they make much more money because you must keep replacing them.

In the video, Tom adds that many companies that used to have shoes made with rubber heels, such as Carhartt and Timberland, have switched to foam. This is an interesting choice for brands that pride themselves on selling durable products.

Cora Harrington, a writer and lingerie expert, says that companies aren't entirely to blame. Americans don’t want to pay higher prices. “People don’t exactly want to pay more for all that stuff,” Harrington told Vox. "So what has to happen if everything is more expensive and the customers still want to pay the same price, something has to be cut and that’s often going to be the quality of the garment.”

“There is an entire generation of consumers at this point that doesn’t actually know what high-quality clothing feels like and looks like,” Harrington continues. “It gets easier, I think, for consumers to just not know any better.”

@sidemoneytom

Replying to @donkles #shoes #fyp #sketchers #nike

Many commenters have noticed the decline in shoe quality and praised Tom for pointing it out. "I am so happy I’m not the only one who is baffled by shoes being made of styrofoam and then being upcharged for them," one commenter wrote. "When shoes started being named some version of 'Air Light Cloud float,' my thought was it was because they went from quality rubber to cheap foam and less materials,” another commenter added.

Tom believes the decline in shoe quality is an example of a more significant trend affecting American consumers' products: quality is decreasing while prices remain the same. “The quality of everything is going to hell, and the prices are going up," Tom concludes his video. "The problem is, so many of us have just become used to it that we keep buying it, and we basically allow them to dumb down the quality of everything. Everything in our lives. These shoes are just the tip of the iceberg. Start thinking about it in your life. What are you gonna allow to be garbage quality?"

This article originally appeared in March. It has been updated.

The chins evolved to bring us Henry Cavill. Duh.

When we talk about what makes humans special, we usually point to our big brains, our opposable thumbs, our affinity for tool-making…or, more recently, the fact that we can turn oat milk into a personality trait.

But scientists say there’s something else that sets us apart from every other species on Earth. Something so ordinary you probably don’t even think about it when you look in the mirror.


It’s your chin. Yes, really. That tiny little nub of bone under your smile is one of the weirdest, most mysterious features in all of evolution.

No other animal has one. Not chimpanzees. Not gorillas. Not even our closest ancient relatives, the Neanderthals. Somewhere along the evolutionary line, humans woke up with a chin. Researchers have been trying to figure out why ever since, which has led to some pretty wild theories.

evolution, chin implants, cool history, science, pbs pbs eons, paleontology, smithsonian magazine Neanderthal media1.giphy.com

Chewing, by far, is the prevailing and most studied theory. After all, our ancestors’ jaws and teeth got smaller as our diets changed, and perhaps the chin evolved to help keep everything strong and supported. Flora Gröning, a biological anthropologist at the University of York, put that theory to the test by digitally modeling how human and Neanderthal jaws handled pressure. Turns out, she found, the chin does give our jaw a little extra reinforcement while chewing. Score one for Team Chewing.

But another camp believes it’s all about how we talk. In 1913, physician Louis Robison suggested that the chin developed to support the human language growing more complex, acting like a tiny shock absorber to protect our jaws from the muscular gymnastics required for human speech. Because let’s be honest, “She sells seashells by the seashore” is no easy task.

Then there’s a third, more scandalous idea: maybe it’s about attraction. According to the sexual selection theory, our chins could be nature’s version of a dating app filter. Studies have found that women may subconsciously prefer men with broader, more prominent chins, which signal testosterone and “good genes.” Men, on the other hand, often favor women with narrower, softer chins—traits linked to higher estrogen levels.

- YouTube www.youtube.com

This theory was strengthened when researchers Zaneta Thayer and Seth Dobson examined nearly 200 skulls from around the world and noticed that male chins did tend to be taller and more pronounced. That suggests our chins might have been shaped, at least in part, by what our ancestors found attractive.

However, the more outlandish theories involve laundry…and boxing. Some think that chins came about so that we could clamp down on cloth while folding, while others think that they evolved to take a punch.

Still others think chins just sort of happened. No actual purpose, just a byproduct of evolution. Wouldn’t be the first time. (Looking at you, belly buttons)

In the end, there may not be one single reason we have chins. It could be a mix…a little bit of chewing, a little bit of talking, and a little bit of flirting. A little bit of punching? Evolution, it seems, has range.

- YouTube www.youtube.com

So next time you rest your hand under your chin in deep thought, give it some credit. That humble bump of bone may not get the glory our brains do, but it’s uniquely ours. A small, sculpted reminder that being human is as much about mystery as it is about the mind.

Special thanks to Smithsonian Magazine and PBS Eons for supplying such interesting info!