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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

4:37

How can I improve my concentration at work?

Do you really know? ·

2025/12/12

No matter how prepared you are going into your normal day at the office, spending hours at your desk can get mundane and boring. Before you know it, your mind is wandering and you’ve lost focus... According to a study published by Economist Intelligence Unit in October 2020, a third of working time is lost to distractions. That’s equivalent to a whopping 581 active hours per employee per year. But actually it doesn’t take much to get that concentration back and make some progress on your to-do

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4:44

How to have an eco-friendly Christmas?

Do you really know? ·

2025/12/11

Christmas need not be a frenzy of shopping and unwanted gifts; more and more of us want to be mindful, minimal-waste consumers so here are some tips on how to have an eco-friendly Christmas. Real trees are more sustainable than artificial, but there is still a lot of waste, once Christmas is over go to recyclenow.com to find out about drop-off points in your area, where old trees get turned into chippings for local parks and woodland areas. Alternatively, consider renting a real tree that is

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5:16

Can you get rid of cellulite?

Do you really know? ·

2025/12/11

Cellulite is a regular source of insecurity among women. That’s been especially true since women’s magazines came along, pretty much labelling it public enemy number one. In our collective minds, it’s become inextricably linked to being overweight or having gone through pregnancy. In reality, cellulite is the result of a number of factors, and hormonal changes in particular. The first thing to know is that there are actually three types of cellulite: aqueous cellulite which is flexible and

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5:12

What are the secrets behind the Lord of the Rings saga?

Do you really know? ·

2025/12/11

The three Lord of the Rings stories quickly became huge hits when first released as novels in the 1940s. They quickly built a cult fan base due to the fantastical universe created by author JRR Tolkien. But his works reached a whole other dimension with the epic Hollywood adaptations of the 2000s. These blockbusters brought the stories to life, wowing audiences with stunning visual effects and an Oscar-winning musical score. A number of films based on the life of Bilbo Baggins then followed, but

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5:13

Why does poverty cosplay cause such controversy?

Do you really know? ·

2025/12/10

Don’t you just hate it when you see a rich and famous person wearing worn-out trainers or patched clothes, pretending to do a mundane 9 to 5 job, or hanging out in a shabby home decor as if it were stylish. It’s especially irksome when it’s someone who’s been born into money, isn’t it? And when you realise that the apparently shabby items they’re wearing actually come with a price tag that’s out of reach to the majority of us. It's just an expression of creativity though really, isn’t it? Wow,

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4:38

Are scented candles and air freshener bad for your...

Do you really know? ·

2025/12/10

Scented candles, air fresheners and even scented cleaning products are all designed to make your home smell nice, clean and fresh. But using them can reduce the air quality of your home and lead to a variety of potential problems. For many people, most of their time is spent indoors and, according to the US Environmental Protection Agency (EPA), levels of indoor air pollutants are typically more than three times higher than outdoors. Causes range from cooking, heating, scented cleaning products

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4:36

How to buy second hand gifts?

Do you really know? ·

2025/12/10

November is synonymous with Black Friday, great deals but what cost? Over consumption is endangering our already fragile planet. Is it time to change our ways? This week Do You Really Know is highlighting concepts and initiatives about reducing our consumption. ‘Tis the season to spend, spend, spend! In the lead up to Christmas we are bombarded with adverts trying to make us buy but this year might be time to try a new approach and buy something that is new, well at least to you. Gifting

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5:07

Why do crowd crushes happen?

Do you really know? ·

2025/12/09

On 29th October 2022, 20,000 people were celebrating Halloween in the Itaewon neighbourhood of Seoul in South Korea. One particularly narrow street became very overcrowded, and a huge crush ensued, leading to the deaths of 153 people, with many more injured. A month later, we still don’t know exactly what caused the crush. One of the theories out there is that a rumour spread in the crowd, leading them to believe that a celebrity was in a nearby bar. But a lot of blame has been apportioned to the

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5:10

Why are Nobel Prizes so important?

Do you really know? ·

2025/12/09

Between 7th and 14th of octobre 2024, Nobel Prize award ceremony take place in Stockholm. Like every year, it’s held on 10th December, to coincide with the anniversary of Alfred Nobel’s death. Tradition also dictates that the Prize laureates are announced in October. This year’s laureates include Alain Aspect, John F. Clauser and Anton Zeilinger in Physics, Carolyn R. Bertozzi, Morton Meldal and K. Barry Sharpless in Chemistry, Svante Paabo in Physiology or Medicine, and Annie Ernaux in

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5:27

What is menstrual leave?

Do you really know? ·

2025/12/09

All week long, we’re looking into 10 new terms and concepts that are certain to be on everyone’s lips in 2023! Despite the fact that we’re in 2023, there’s still a certain squeamishness when it comes to discussions about menstruation, including in the workplace. But that might be about to change in Europe, due to a measure that was recently approved by the lower house of Spain’s parliament... In mid-December 2022, Spanish MPs voted to adopt a new bill creating menstrual leave for women suffering

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4:44

What is the placebo effect and how does it work?

Do you really know? ·

2025/12/08

The placebo effect is a phenomenon in which a person's symptoms or well-being improve after receiving a fake treatment that has no specific or intrinsic effect on their condition. For example, a person may feel less pain after taking a sugar pill that they believe is a painkiller, or they may feel more energetic after receiving an injection of saline solution that they think is a vitamin. The placebo effect is not just about positive thinking or wishful thinking. It involves complex psychological

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5:13

How can I eat healthy on a budget?

Do you really know? ·

2025/12/08

The first quarter of 2023 has seen food inflation in the UK surpass 16%, according to the Office for National Statistics. Such inflation rates hadn’t been seen for forty years. It’s contributed to the ongoing cost-of-living crisis, and an increasing number of people are struggling to afford to buy enough food. With all that in mind, many people’s number one concern right now is keeping their supermarket bill as low as possible, regardless of how healthy what they’re eating is. But there are ways of

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4:32

Why do we associate red and green with Christmas?

Do you really know? ·

2025/12/07

Christmas is a time of joy, celebration, gift-giving and of course decorating. For the most part people tend to stick to ‘Christmassy colours’ especially red and green but these ‘traditional’ Christmas colours have a long history and symbolism.Arielle Eckstut, author of The Secret Language of Color found that holly, with its green leaves and red berries has long played a role in winter solstice celebrations that predate Christmas. People revered holly plants for being evergreen and surviving the

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5:04

Are we more likely to fall in love when it's cold?

Do you really know? ·

2025/12/07

As winter quickly approaches, you might find yourself yearning to spend your evenings nestled on the couch, wrapped in a cosy blanket, sipping on hot tea or cocoa, all while enjoying a comforting movie – and ideally, with some company. You know, someone to share cuddles with. Who is that someone? Well, that's what cuffing season is all about. Think of it as the time of year when temperatures drop, and single folks start looking to couple up for the duration of the winter – whether they're

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5:33

What are nepo babies?

Do you really know? ·

2025/12/07

All week long, we’re looking into 10 new terms and concepts that are certain to be on everyone’s lips in 2023! In December 2022, New York magazine ran a cover which got a lot of attention. It featured the heads of a number of Hollywood celebs like Lily-Rose Depp, Ben Platt, Dakota Johnson and Zoe Kravitz, all edited onto babies’ bodies. In the centre of the page the bright pink headline read: “She Has Her Mother’s Eyes. And Agent.” The article inside labelled 2022 the “Year of the Nepo Baby”. What

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5:23

Could the human race become infertile?

Do you really know? ·

2025/12/07

In April 2023, the World Health Organization released a new report on infertility, which said that around one in sex people worldwide experience infertility at some point in their lives. The WHO’s Director-General labelled the phenomenon a major health issue and called for more research in an area that is “still under-studied…and insufficiently funded”. The sheer proportion of affected individuals shows the need to expand access to fertility-related care and ensure that this issue is no longer

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5:07

How did female body hair become taboo?

Do you really know? ·

2025/12/06

According to Healthline.com, the human body has around 5 million hair follicles. Now you might not have guessed, but that figure is around the same for both men and women. And our body hair has a lot of important functions. It helps regulate body temperature by keeping us warm or retaining sweat to cool us down. It also protects sensitive parts of our bodies from infection, like the eyes and genitals. And yet, women often go to great lengths to have their body hair removed, and there’s a taboo

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4:57

What are the most addictive foods?

Do you really know? ·

2025/12/06

Whether it’s pizza, chocolate, ice cream or French fries, you’ve no doubt noticed that your favourite guilty pleasure food just seems to be so addictive! You start eating and you just can’t stop. Why is that then? Actually, it’s because of their high sugar, fat or salt content. Unfortunately, some highly processed foods contain a combination of all three. That can lead to a dopamine surge, which is sometimes as strong as what people get from nicotine. The taste, texture, or composition of these

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4:23

Can men have multiple orgasms?

Do you really know? ·

2025/12/06

It’s well known that women can often have multiple orgasms in succession, an ability which is much less common, and more complex, for men. That’s because for men orgasm usually happens alongside ejaculation, which is followed by a refractory period. During this time, no matter the type or amount of stimulation, it’s impossible for them to achieve another erection. This phase gives the body time to recover before it can respond to sexual stimuli again. It is possible for some men to have

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4:43

Can a night owl ever become an early bird?

Do you really know? ·

2025/12/05

In a world where “the early bird gets the worm,” staying up late is often mistaken for laziness or a lack of discipline. But what if it’s not about motivation at all?It turns out, being a morning person or a night owl has little to do with willpower. As Dr. Jimmy Mohammed explains, we’re simply wired differently: some people wake up refreshed before dawn, others come alive long after sunset. So what determines your chronotype? But what if you’re a night owl living in an early-bird world? So how

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