Sometimes all it takes is one little fact or one little piece of wisdom to change your life forever. That's the purpose and the hope of "Something You Should Know." In each episode, host Mike Carruthers interviews top experts in their field to bring you fascinating information and advice to help you save time and money, advance in your career, become wealthy, improve your relationships and help you simply get more out of life. In addition, Mike uncovers and shares short, engaging pieces of "intel" you can use to make your life better - today. Right now.
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Junk mail seems like a relic of another era. Physical ads showing up in your mailbox feel easy to ignore in a world dominated by digital marketing. Yet companies still spend billions sending those mailers every year. Why? Because for certain groups of people, those pieces of mail are surprisingly effective — far more than you might expect. https://www.uspsoig.gov/sites/default/files/reports/2023-01/RISC-WP-20-009.pdf Artificial intelligence is suddenly everywhere — writing emails, answering ques...
This episode features cognitive psychologist Megan Sumeraki, who demystifies human memory. She explains how our brains form and distort memories, why forgetting is a vital, functional part of the process, and why memories from our late teens and early twenties often remain remarkably vivid. Listeners will also learn effective, science-backed strategies like retrieval and spaced practice to significantly improve memory retention.
When was the last time you sighed? Probably not that long ago. We tend to think of sighing as something we do when we’re frustrated, tired, or relieved. But scientists have discovered that sighing plays a much deeper role in keeping your body functioning properly — and your brain actually has a built-in mechanism that triggers it. https://newsroom.ucla.edu/releases/ucla-and-stanford-researchers-pinpoint-origin-of-sighing-reflex-in-the-brain Some people naturally seem to expect things to work out...
Discover why a simple haircut can make you feel years younger due to a confidence boost rather than the cut itself. Then, Emily P. Freeman provides a practical framework for navigating difficult "stay or go" decisions in jobs, relationships, or locations, emphasizing internal narratives, commitment, and seeking external advice. Finally, music expert Marc Myers uncovers the transformative stories behind hit songs like "Good Vibrations" and "Rocket Man," revealing their impact on rock, pop, and soul music history.
How you think about getting older might be more powerful than you realize. Scientists have uncovered an unexpected connection between people’s beliefs about aging and what happens to them as the years go by. https://pubmed.ncbi.nlm.nih.gov/12150226/ We’re often warned not to reveal too much about ourselves. Oversharing can make people uncomfortable, right? Maybe. But Harvard Business School professor Leslie John argues the bigger problem may actually be the opposite — sharing too little. In her ...
We spend a surprising amount of mental energy agonizing over decisions that ultimately don’t matter very much — what to order at a restaurant, which email to answer first, or which option might be “slightly better.” Meanwhile, the truly important decisions in life often don’t get the thoughtful attention they deserve. Annie Duke says that’s because most people misunderstand how good decision making actually works. Annie is a former professional poker champion who now advises organizations and le...
The average American unknowingly throws away up to $1,500 a year — and it’s happening right in your own kitchen. It’s not obvious. It doesn’t feel wasteful in the moment. But small, everyday habits quietly drain real money from your grocery budget. There are a few surprisingly simple shifts that can stop the leak. https://www.usda.gov/foodlossandwaste/consumers Your beliefs about yourself — your abilities, your limits, your future — quietly shape your behavior every day. “I’m too old.” “I’m bad ...
Most of us have taken a hit to the head at some point — a fall, a collision, a stray ball — and brushed it off as no big deal. But what if those “minor” impacts aren’t so minor? Even seemingly harmless head injuries may have longer-term effects that we rarely consider. Source: Dr. Daniel Amen author of Change Your Brain, Change Your Life https://amzn.to/3P3Dtld Every day you negotiate — at work, at home, with friends, with strangers. Most of us think conflict is something to avoid or win. But ac...
Walk into a meeting room, classroom, or even your own living room, and chances are you’ll sit in the same spot you’ve chosen before. And if someone else is sitting there, it feels all wrong. But why? It’s a small behavior that reveals something surprisingly deep about how humans think. https://en.wikipedia.org/wiki/Place_attachment Every night your brain builds an alternate reality — sometimes magical, sometimes terrifying, often completely illogical. So what are dreams actually for? Are they ra...
What does it really mean to be happy? Even the happiest people aren’t happy all the time. Maybe happiness isn’t a constant emotion at all — maybe it’s a philosophy. A way of living. A sense of meaning shaped by what you do and who you do it for. Stephanie Harrison has spent years studying what truly makes people happy — and she believes many of us have been chasing the wrong version. She is the creator of the “New Happy” philosophy, a powerful rethinking of happiness that has reached millions th...
Sometimes a great idea doesn’t come from thinking harder — but from shifting your body. Research suggests that posture can influence how creatively and flexibly you think, meaning the position you’re in during a brainstorming session could actually affect whether you have that “Eureka!” moment. Listen to how that works as we open this episode. https://pubmed.ncbi.nlm.nih.gov/27992759 It feels like everyone has allergies these days. But do they really? And what exactly qualifies as an allergy in ...
Fresh flowers brighten any room — but they fade fast. You’ve probably heard all kinds of tricks to keep them alive longer: flower food packets, aspirin, sugar, even pennies in the vase. But there is one surprisingly simple additive that appears to work better than most, and it’s probably already in your kitchen. https://www.dailymail.co.uk/femail/article-12981249/ No matter how thrilling something feels at first — a new relationship, a promotion, a new gadget — the excitement fades. It has to. T...
Delving into diverse topics, this episode examines the biological basis behind the "man cold" phenomenon. It then features a historian explaining how picky eating became prevalent in American children, its serious health implications, and how parents can reverse the trend. The discussion shifts to artificial intelligence, with an OpenAI pioneer arguing that AI expands human potential rather than making us dumber. Finally, it offers research-backed advice on crafting an ideal online profile photo for professional and social success.
Thirty-six percent of Americans — including 61% of young adults and 51% of mothers with young children — say they experience “serious loneliness.” Nearly everyone has felt that ache at some point: the quiet sense of isolation, of being unseen or disconnected, even when surrounded by people. Humans are not wired for isolation. We are built for connection. Yet modern life — with its screens, busyness, and fragmented communities — often pulls us further apart. Psychiatrist Dr. Edward Hallowell join...
On a freezing morning, it feels smart to let your car idle and warm up before driving off. But is it? Modern engines aren’t built the way they used to be. In fact, letting your car sit and idle too long may not be doing what you think it is. This episode begins with what actually happens under the hood — and how long you really should wait before you hit the gas and go. https://www.mensjournal.com/gear/stop-idling-like-its-1985-warm-up-your-car-right There are few communication situations more i...
Body language sends signals we’re often unaware of — and apparently, that includes your belly button. Where it points can subtly communicate interest, attention, and even attraction. This episode begins with the surprising message your belly button may be sending — and what you might be picking up from others without realizing it. Source: Janine Driver author of You Say More Than You Think (https://amzn.to/3SPYVwt) . Have you ever eaten when you weren’t hungry… or kept eating even though you wer...
If you’re a coffee drinker, you’ve probably wondered at some point whether you’re drinking too much. Coffee gets blamed for everything from poor sleep to heart trouble — but a major long-term study tells a very different story. This episode begins with findings that may surprise (and reassure) coffee lovers. https://www.bmj.com/content/359/bmj.j5024 Eyeglasses are so common today that it’s easy to forget how revolutionary they are. Before glasses, millions of people were cut off from reading, le...
Everyone seems more stressed than ever — and oddly, some people even wear it like a badge of honor. But chronic stress isn’t something to brag about. It quietly alters the way you think. It amplifies worry, exaggerates threats, narrows your options, and makes worst-case scenarios feel not just possible, but probable. Over time, stress doesn’t just affect your mood — it reshapes your perception, your judgment, and the decisions you make. And because the shift happens gradually, you often don’t re...
Discover why people panic buy before storms and how to cultivate situational awareness for personal safety, including trusting instincts and using "lie to survive" strategies. The episode also delves into the true nature of creativity, debunking the "eureka" myth and revealing the iterative process behind breakthroughs, while offering practical tips for generating and evaluating ideas. Finally, learn about the physical and emotional benefits of kissing.
Are women really attracted to men who can make them laugh? And if so, why does humor matter so much in attraction? This episode begins with what research and relationship experts say about laughter, mating, and why being funny can be a powerful social signal. https://amzn.to/496hAtL We’ve always been fascinated by twins. They seem mysterious, almost magical — as if they share a special connection the rest of us don’t. But do twins really experience the world differently, or are we projecting myt...
Ask frequent flyers what bothers them most about air travel and you might be surprised by the answer. It’s not turbulence, cramped seats, or bad food — it’s the other passengers. This episode begins by revealing which behaviors irritate fellow travelers the most and what people wish would stop happening at 35,000 feet. https://pro.morningconsult.com/analysis/airplane-etiquette-annoying-behaviors What brings two people together romantically has always been a mystery — and today, it’s more complic...
Dr. Michael Breus, a leading sleep expert, reveals how simple changes to sleep, drink, and breath habits can yield profound health benefits. This episode covers optimizing hydration by focusing on water quality and timing, mastering breathing techniques like the 4-7-8 method, and understanding your chronotype for better sleep quality. It also offers practical solutions for common sleep issues like snoring.
We’ve all heard the “rules” about sleep — you need exactly eight hours, falling asleep in front of the TV is bad, and you can make up for lost sleep on the weekend. But how much of that is actually true? This episode begins by separating sleep myths from sleep reality — and the answers may surprise you. https://www.thehealthy.com/sleep/sleep-facts-myths/ When it comes to building wealth, complexity is often the enemy. Many financial experts agree that the simplest strategy — saving automatically...
Human touch feels good — but it may also do far more than we realize. From a reassuring hand on the shoulder to a long hug or massage, deliberate touch can trigger measurable biological responses in the body. This episode begins with what science reveals about why touch matters and what happens when we don’t get enough of it. https://www.psychologytoday.com/us/blog/everyone-top/202108/the-vital-importance-human-touch It’s easy to assume that the big moments shape our lives — but what if tiny, se...
There’s an art — and a surprising amount of psychology — behind giving a great compliment. When done well, flattery can strengthen relationships, build trust, and make people more receptive. When done poorly, it can feel awkward or manipulative. This episode begins with what research says about how to give and receive compliments the right way. https://www.psychologytoday.com/us/blog/evidence-based-living/202109/the-psychology-compliments-nice-word-goes-long-way Americans buy an astonishing amou...
SYSK TRENDING takes a look back at conversations from the Something You Should Know archive that connect directly to topics people are talking about right now. Motivation is one of them. We tend to think people are motivated by carrots and sticks — rewards if you do what’s expected, punishment if you don’t. And while that approach can work in some situations, research shows it’s often not the most effective way to motivate yourself or others. Daniel Pink explains what actually drives human motiv...
Discover the science behind gratitude's brain-changing effects and explore the fundamental human need to matter, featuring journalist Jennifer Breheny Wallace on how significance shapes our behavior and well-being. Anthropologist Jerry Moore uncovers the long, captivating history of human-cat relationships, explaining their enduring appeal. The episode also touches on practical home remedies for colds and flu.
This episode delves into three fascinating topics: the surprising psychology behind our interactions with robots, the elusive nature of confidence, and the unexpected health benefits of eye exams. Science writer Eve Herold discusses why we anthropomorphize robots, their potential to replace human relationships, and the risks of overestimating their intelligence. Executive coach Viv Groskop redefines confidence as subjective authenticity, offering practical strategies to access and project it without fearing judgment. The episode also highlights how eye exams can detect serious health conditions beyond vision.
If you want a conversation to feel more engaging and connected, there’s a small, often overlooked detail that can quietly shape how the other person experiences you before either of you even says a word. And it all has to do with your phone. This episode begins with research revealing what that detail is and why it matters more than most people realize. https://pmc.ncbi.nlm.nih.gov/articles/PMC12110250/ You’ve likely experienced that rare moment when you just click with someone. Conversation flo...
Written communication strips away tone, facial expression, and nuance — which is why texts and emails are so easy to misinterpret. Sarcasm, humor, and intent can get lost, sometimes with awkward or costly consequences. This episode begins with how emojis can restore subtlety to digital communication — if you know which ones actually help and which ones make things worse. https://www.sciencedirect.com/science/article/abs/pii/S0747563221002946?utm Some of the greatest ideas — and even entire caree...
