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PODCAST

Do you really know?

You’ve heard about it, but do you really know it? In 3 minutes, we help you understand the true meaning behind the trends, concepts and acronyms that are making headlines. After listening, you will really know for sure.

education

All Episodes

4:29

Why do certain sounds give us goose bumps?

Do you really know? ·

2026/03/28

Picture this: you’re lost in thought, your favourite song playing, and suddenly, you feel a wave of well-being that gives you goosebumps. Music doesn’t just touch our hearts; it has a tangible impact on our bodies. Certain musical passages can send shivers down our spines by releasing dopamine, the so-called pleasure molecule. In 2020, a french study found that listening to music causes variations in low-frequency electrical signals in our brains. How do we know this? What exactly causes these

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5:14

How can I avoid falling victim to roaching?

Do you really know? ·

2026/03/27

You've been seeing someone for a few weeks now. The romantic dinners, cozy nights at each other's places, and sweet morning or evening texts have been giving you those butterfly feelings. It's shaping up to be the start of something beautiful. But then, out of the blue, your date drops a bomb during a conversation, mentioning a Tinder match or a date with someone else in town. It catches you off guard, and you realise you've fallen prey to what's known as roaching. So, what's the deal? Why the

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5:14

What do our phobias tell us about ourselves?

Do you really know? ·

2026/03/27

The John Hopkins University defines a phobia as “an uncontrollable, irrational, and lasting fear of a certain object, situation, or activity.” With that in mind, if you’re unfortunate enough to be confronted with your phobia on a regular basis, then it can really have a destabilising effect on your life. What do psychologists have to say on the matter then? Why do we get some phobias and not other? What about the symbolic side then? In under 3 minutes, we answer your questions! To listen to the

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5:22

Why is funflation causing us to spend more on live...

Do you really know? ·

2026/03/27

If you’re a fan of Taylor Swift, it won’t have escaped your notice that the singer was back on tour this year across the United States. And what a tour it was! Fans were desperate to attend, and prepared to pay from $49 to $499 for the privilege, according to face value ticket prices quoted by Stylecaster.com. Meanwhile, resale ticket prices were in the thousands. If that seems a lot, then you should bear in mind that the cost of live entertainment has been rising due to what’s known as

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4:39

What is cultural appropriation?

Do you really know? ·

2026/03/26

Think of Katy Perry in her video for This Is How We Do, Madonna in a traditional Berber outfit at the 2018 VMA awards, or Adele with her hair in Bantu knots to mark Notting Hill Carnival, this is cultural appropriation.It’s a practice which has caused regular controversy in the world of pop culture. Most often, white artists are accused of using ideas, symbols or other items which come from non-Western minority cultures. The definition of cultural appropriation itself is somewhat controversial,

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4:25

What is a ‘sandwich employee’?

Do you really know? ·

2026/03/26

In our professional lives, just as in our personal ones, we all wear many hats. But how does juggling all those roles make us feel? For some, it can be a fulfilling challenge, while for others, it can lead to burnout and a loss of identity. This is especially true for managers, who often find themselves in the toughest spot. Think about your coworker who’s always balancing the demands of their team and their boss, acting as the go-between for frustrated employees and anxious higher-ups. In today’s

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4:48

Why are barcodes set to disappear?

Do you really know? ·

2026/03/26

Ever since they were first introduced in the United States in 1973, barcodes have been part of our everyday consumer lives. They helped stores around the world transition to digital, but their days are numbered. That’s right, traditional barcodes are due to be gradually replaced by 2D versions as part of a worldwide initiative called Sunrise 2027. It’s led by GS1, the nonprofit standards organization that oversees the barcode industry. How do barcodes actually work? What’s the difference between

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3:58

What are the hidden benefits of reading?

Do you really know? ·

2026/03/25

We’ve all heard that reading builds imagination and vocabulary and helps us learn, but there’s more. Research suggests it may even help us live longer. In 2016, Yale University researchers followed more than 3,600 adults over 50 for 12 years, tracking their reading habits and life expectancy. Their finding was striking: people who regularly read books lived, on average, nearly two years longer than those who didn’t read at all. How is that possible? What explains this link, in practical terms

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5:04

Why do some people talk during their sleep?

Do you really know? ·

2026/03/25

Imagine yourself tucked snugly under the covers in your bed, anticipating a blissfully restful night's sleep when all of a sudden, you're jolted awake by your partner! And as it turns out, they’ve done that because you were chattering away in your sleep, disturbing their peace and quiet.Now, being rudely awakened in the dead of night is bad enough, but adding the embarrassment of talking in your sleep just compounds the situation. After all, who knows what you've been rambling about? Fear not

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5:07

Can going through a breakup really make us fall sick?

Do you really know? ·

2026/03/25

Restless sleep, a hollow feeling inside and the sting of heartbreak; most of us have been through that kind of ordeal at least once in our lives. Let’s be honest: when it comes to your career and work life, a breakup doesn’t exactly bring out the best in your productivity. And at work, you can’t always afford to be distracted. Earlier in 2024, a Filipino lawmaker proposed an unexpected solution: a proposal to introduce a period of so-called “heartbreak leave”. How would heartbreak leave work? Is

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4:14

Why do we cross our fingers to wish for luck?

Do you really know? ·

2026/03/24

Whether it’s making a wish over a birthday cake, waiting for lottery results, or opening an email following a job interview, it's pretty common to cross your fingers. It’s a way of communicating that we’re hoping luck swings in our favor and our wishes come true. Often, you don’t even need to physically cross your fingers; simply saying "Fingers crossed” is enough to get the message across. But the roots of this tradition go way back. In the Middle Ages, folks crossed their fingers to ward off the

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5:10

Is it a good idea to sleep with my pet?

Do you really know? ·

2026/03/24

If you have ever slept with a cat or a dog, you know how cozy it can be. Whether they are at the foot of the bed or on the duvet, pets can make you feel safe and comforted like a plush toy. According to the UK Pet Food Manufacturers Association, 62% of households in the country own a pet, including 13 million dogs and 12 million cats. But are there health risks when you share your bed with a furry friend? Studies have different opinions on the matter. Let’s investigate. What evidence is there on

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4:22

What is a pyramid scheme?

Do you really know? ·

2026/03/24

You’ve probably seen ads online promising easy money—“Make up to £300 a day using just your phone! Join me and change your life” It sounds tempting but here's the catch, most of the time, these claims are a scam designed to pull you into a pyramid scheme, afterall if making money online were that easy, we’d all be doing it. Pyramid schemes often masquerade as legitimate Multi-Level Marketing (MLM) businesses. While MLMs are legal in the UK and the USA if they focus on actual product sales, pyramid

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4:13

How can you revitalise your relationship with 3...

Do you really know? ·

2026/03/23

You might or might not be surprised to learn that warm weather naturally enhances the libido. According to a 2022 survey by the Kinsey Institute, 60% of Americans report that spring is the season when they most want to get under the duvet with their partner. It all comes down to hormones. Light and warmth naturally stimulates our serotonin production, a mood-enhancing chemical. Additionally, it also increases testosterone production, a key player in libido. Light also activates the pineal gland,

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6:31

How can you protect yourself from deepnudes?

Do you really know? ·

2026/03/23

The X platform formerly known as Twitter has often been in the spotlight for the wrong reasons since Elon Musk acquired it in 2022. But recent months have perhaps seen it hit a concerning new low, in terms of seediness at least.Users realised that Grok, X’s in-built AI, could be used to generate nude images of a person, based on an original image of them wearing clothes. How long has this Grok tool been around then? Isn’t all of this completely illegal? So how can I protect myself and my friends

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4:57

Why is male fertility declining so drastically?

Do you really know? ·

2026/03/23

For 30 years, male sperm counts have been declining all around the world, particularly in Western countries. It’s been demonstrated over and over again by scientific studies. Indeed, research published by Oxford Academic in the Human Reproduction Update journal in 2017 looked at nearly 200 studies on the matter. It found that sperm counts in North America, Europe, Australia and New Zealand had plummeted by 59% from 1973 to 2011. What are the reasons behind this? What can men do to be aware of

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4:49

Is intermittent fasting good for your health ?

Do you really know? ·

2026/03/22

Intermittent fasting (IF) isn’t just a diet; it’s a pattern of eating. It’s not about what you eat, but when. The idea is simple: you cycle between periods of eating and fasting. Popular methods include the 16/8 method, this involves fasting for 16 hours each day and eating all meals within an 8-hour window. On the 5:2 diet you eat normally for 5 days of the week and restricting calories to about 500–600 on the other 2 days. Finally, there is the Eat-Stop-Eat method that involves a 24-hour fast

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5:05

How can you spot a cloned website?

Do you really know? ·

2026/03/22

We're all aware that scammers are getting more meticulous day by day. Iit used to be our grandparents who were the primary targets of their schemes, but nowadays, even the most tech-savvy of us can fall prey to their tricks! At Do You Really Know, we aim to keep you informed about all the latest types of scam, so you can understand how they work and protect yourself. Today, we're tackling the issue of identifying cloned websites, a type of scam that's been on the rise in recent times. This involves

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4:54

What are some of the world's best treasure hunts?

Do you really know? ·

2026/03/22

After over three decades of relentless searching, the Golden Owl was finally found on October 3, 2024. This €150,000 treasure was hidden back in 1993 by writer Régis Hauser, who took on the pseudonym Max Valentin to publish ‘Sur la trace de la chouette d'or’ ("On the Trail of the Golden Owl"). The book has 11 riddles, each one a clue to the owl’s secret location, setting off what would become the longest-running treasure hunt ever organised. More than 200,000 enthusiasts, known as “chouetteurs,”

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5:01

How can I get my spring cleaning right this year?

Do you really know? ·

2026/03/21

So long rain and dreary skies, hello buds and sunshine! Spring typically injects a fresh dose of energy into our lives, as the arrival of warmer days sparks a desire to get out, start new projects, focus on ourselves, and embrace a healthier lifestyle. What better way to clean your mind than by making sure you've got a clean, organised space to live in! Spring-cleaning offers the perfect opportunity to breathe new life into your indoor environment. By decluttering, scrubbing, and tidying up your

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3,689 results

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