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Explain This

Author: Jin Kim

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The world is getting increasingly complex, yet our attention spans are getting shorter. Do you wish someone could just explain everything to you as if you were a five-year-old kid? Are you curious about science, philosophy, history, life and the world in general, but don't know where to start learning everything from scratch? Welcome to Explain This, where we'll untangle the complexities of life and the universe, one bite-sized, child-friendly explanation at a time!
32 Episodes
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32 - Caffeine

32 - Caffeine

2021-10-1333:36

NB: This episode was reuploaded as the original upload had a corrupted audio file. Please enjoy and sorry for the interruption!Why does coffee make me feel so good and let me work harder, faster and longer? Why do I need to poop every time I drink coffee? How did caffeine start the greatest scientific revolution in European history?Let's learn about the world's most popular and most used psychoactive, performance-enhancing drug, and the various benefits of being hooked on it!Email: explainthiscast@gmail.comFacebook: https://www.facebook.com/explainthiscastTwitter: https://twitter.com/ExplainThisCastInstagram: https://www.instagram.com/explainthiscast/
How can I use perspective to draw physical space more accurately? What was the Renaissance? How can learning about art history improve my Instagram influencer status?We're learning all about art today, by talking about how the technique of linear perspective completely revolutionised how we capture 3D space on 2D paper! Join us on a journey to 15th century Florence to see human ingenuity in action.Jin's beautiful beach drawing, or "Why Jin went to med school instead of art school"An example of beach photography with accurate perspectiveWile E. Coyote attempts to catch the Road Runner with perspectiveBrunelleschi's contraptionHoly Trinity by MasaccioExamples of paintings that don't use linear perspectiveExamples of paintings showing linear perspectiveV-J Day at Times Square by Alfred EisenstaedtEmail: explainthiscast@gmail.comFacebook: https://www.facebook.com/explainthiscastTwitter: https://twitter.com/ExplainThisCastInstagram: https://www.instagram.com/explainthiscast/
30 - Burnout

30 - Burnout

2021-09-0935:53

Why am I so exhausted all the time? How can I be more resilient against work-related stress? What can I do to feel less burnt out?In this episode, we talk about a special topic that I'm particularly interested in learning and teaching about, because it's such a common source of stress and misery, yet many people don't know enough about it to fight against it.Hope this episode adds something to your life, or helps you make a step towards positive change!The Happiness LabEmail: explainthiscast@gmail.comFacebook: https://www.facebook.com/explainthiscastTwitter: https://twitter.com/ExplainThisCastInstagram: https://www.instagram.com/explainthiscast/
29 - Blue Skies

29 - Blue Skies

2021-08-2625:43

Why is the sky blue and not yellow or tan? Did ancient Greek people see the same blue skies we do now? Why do Koreans call a green light on a traffic signal "blue"? How can language affect the colours that our brains see?Today we take a deep dive into the colour BLUE, along with all the fascinating history and science behind the colour! You'll be surprised that you can learn so much about a single colour, and it might even make you re-examine how you perceive the world.Bacchus and Ariadne by TitianBlue square amongst green squares (English-speakers can distinguish)Different shade green square amongst green squares (Himba tribe people can distinguish)Email: explainthiscast@gmail.comFacebook: https://www.facebook.com/explainthiscastTwitter: https://twitter.com/ExplainThisCastInstagram: https://www.instagram.com/explainthiscast/
28 - Prime Numbers

28 - Prime Numbers

2021-08-1230:10

Are prime numbers sponsored by Amazon Prime? What do maths have to do with secure online messages and cicadas? How can I win $250,000 using maths?It's time to go back to elementary maths class and study the fundamental building blocks of numbers, while learning about how the weird and cool properties of prime numbers can be super useful! Turns out, maths CAN be fun.Numberphile - Lucas-Lehmer Primality TestNumberphile - Euclid's TheoremEmail: explainthiscast@gmail.comFacebook: https://www.facebook.com/explainthiscastTwitter: https://twitter.com/ExplainThisCastInstagram: https://www.instagram.com/explainthiscast/
27 - Pain Relief

27 - Pain Relief

2021-07-2930:16

How do pain relief medications like paracetamol and morphine work? What should I take when I have a headache? Why do we curse when we hurt ourselves? Why is life pain?We go for a deep dive into Jin's specialty world that is medicine and learn all about pain and how we treat pain in the hospital! Learn how to manage your own pain at home with the right kind of medication.Pain scale from Allie Brosh's Hyperbole and a Half Email: explainthiscast@gmail.comFacebook: https://www.facebook.com/explainthiscastTwitter: https://twitter.com/ExplainThisCastInstagram: https://www.instagram.com/explainthiscast/
What is game theory? What's the best strategy when you don't know if someone is a friend or foe? How can maths minimise the number of years I'll go to jail for?All this and more in today's episode about the infamous Prisoner's Dilemma - where two prisoners have to make a choice, while trying to figure out if they trust the other prisoner or not! It's about to get mathematical.Email: explainthiscast@gmail.comFacebook: https://www.facebook.com/explainthiscastTwitter: https://twitter.com/ExplainThisCastInstagram: https://www.instagram.com/explainthiscast/
How can I turn lead into gold? Why did Lord Voldemort and the Elric brothers seek the Philosopher's Stone? How can I use alchemy to make my own Philosopher's Stone?In this episode, we explore the magical world of alchemy, while learning about the power of allegories and science!The Squared CircleRebisEmail: explainthiscast@gmail.comFacebook: https://www.facebook.com/explainthiscastTwitter: https://twitter.com/ExplainThisCastInstagram: https://www.instagram.com/explainthiscast/
24 - Vaccines

24 - Vaccines

2021-06-1036:48

How do the new COVID-19 vaccines work? What happened to smallpox? What is the anti-vaccination movement about it? Why should my children and I be vaccinated?We learn all about the history and science behind vaccines and immmunisation, the scientific evidence supporting the safety of them, and the harrowing stories of how misinformation can literally kill people.John Green's The Anthropocene ReviewedRoald Dahl - Measles: A Dangerous DiseaseKurzgesagt video on The Side Effects of VaccinesOpisthotonus in a patient suffering from tetanus - Painting by Sir Charles BellEmail: explainthiscast@gmail.comFacebook: https://www.facebook.com/explainthiscastTwitter: https://twitter.com/ExplainThisCastInstagram: https://www.instagram.com/explainthiscast/
23 - Freud

23 - Freud

2021-05-2736:11

Who was Sigmund Freud and why is he a big deal? What are ego and id, repression and Freduian slips? Why do I have deep, secret urges to sleep with my mother?Today, we go deep into the murky waters of the unconscious mind through the lens of one of the earliest theories on how our unconscious mind work. Along the way, we'll learn about the beginnings of psychotherapy, crazy theories on what drives us, and how our personalities are formed!Email: explainthiscast@gmail.comFacebook: https://www.facebook.com/explainthiscastTwitter: https://twitter.com/ExplainThisCastInstagram: https://www.instagram.com/explainthiscast/
22 - Cryptocurrency

22 - Cryptocurrency

2021-05-1327:40

How does Bitcoin work? What is a blockchain? How can I make insane amounts of money through memes? We return from our hiatus with an exciting episode on the weird world of cryptocurrency - a type of money that only exists virtually!A small PSA: we're publishing every two weeks from now, but in exchange, each episode should be longer and more detailed than the first season of episodes. Hope you enjoy, and make sure to subscribe and share!Email: explainthiscast@gmail.comFacebook: https://www.facebook.com/explainthiscastTwitter: https://twitter.com/ExplainThisCastInstagram: https://www.instagram.com/explainthiscast/
21 - Fork Theory

21 - Fork Theory

2021-04-0817:08

Why do people sometimes "overreact" to little things like losing their car keys? What can I do to to prevent myself from having a meltdown? What on earth is the Fork Theory, and how does it relate to the Spoon Theory?We continue our cutlery-themed episodes with a follow-up to last week's episode on Spoon Theory! Let's delve into the world of self-care.Email: explainthiscast@gmail.comFacebook: https://www.facebook.com/explainthiscastTwitter: https://twitter.com/ExplainThisCastInstagram: https://www.instagram.com/explainthiscast/
20 - Spoon Theory

20 - Spoon Theory

2021-04-0117:09

Why am I tired and irritated all the time? What does it feel like to have a chronic health condition like lupus? What can cutlery teach us about being a functional adult with a balanced life?Today we explore the zany-sounding Spoon Theory, a cool analogy that explains how we need to mindful of our physical and emotional energy reserves, and how to balance our life to improve our mental health.Read the original essay by Christine Miserandino at https://butyoudontlooksick.com/articles/written-by-christine/the-spoon-theory/Email: explainthiscast@gmail.comFacebook: https://www.facebook.com/explainthiscastTwitter: https://twitter.com/ExplainThisCastInstagram: https://www.instagram.com/explainthiscast/
19 - Ship of Theseus

19 - Ship of Theseus

2021-03-2519:45

If you inherit your grandfather's axe then replace both the blade and the handle, is it still the same axe? Is it true that our body is completely turned over every seven years? Why does the Ship of Theseus matter?Today, we delve deep into one of the oldest thought experiments in Western philosophy and discuss how pondering philosophy can help us resolve our quarter- and mid-life crises!Email: explainthiscast@gmail.comFacebook: https://www.facebook.com/explainthiscastTwitter: https://twitter.com/ExplainThisCastInstagram: https://www.instagram.com/explainthiscast/
18 - Bacteriophage

18 - Bacteriophage

2021-03-1716:01

Can bacteria get infections too? How do the new mRNA vaccines against COVID-19 work? Why on Earth would doctors make you swallow a pill full of poop?Today we study a curious organism with a name that literally means "devourer of bacteria" and how we can harness the power of viruses in modern medicine.Email: explainthiscast@gmail.comFacebook: https://www.facebook.com/explainthiscastTwitter: https://twitter.com/ExplainThisCastInstagram: https://www.instagram.com/explainthiscast/
17 - Tetrachromacy

17 - Tetrachromacy

2021-03-1014:34

What do cameras, eyes and TVs have in common? How do we see and detect colour? Can you imagine a colour you have never seen?Today's episode is a colourful exploration of how colour vision works...and when it doesn't.Email: explainthiscast@gmail.comFacebook: https://www.facebook.com/explainthiscastTwitter: https://twitter.com/ExplainThisCastInstagram: https://www.instagram.com/explainthiscast/
What is the meaning of life? Why should I bother doing anything if nothing really matters? How can philosophy make me happy and content?This week, we explore a way of life that appears to be too oxymoronic to be effective, yet it can have a profound impact on your satisfaction with life.Email: explainthiscast@gmail.comFacebook: https://www.facebook.com/explainthiscastTwitter: https://twitter.com/ExplainThisCastInstagram: https://www.instagram.com/explainthiscast/
15 - Hexapod

15 - Hexapod

2021-02-1019:08

What do insects, angels and centaurs have in common? Why are dragons and pegasi unrealistic? How can we make an animal grow more limbs? Today we examine mythical creatures through the lens of science, learning a lot about evolutionary biology on the way!Example of forearm bone homology: https://i.imgur.com/0atTBJ8.pngEmail: explainthiscast@gmail.comFacebook: https://www.facebook.com/explainthiscastTwitter: https://twitter.com/ExplainThisCastInstagram: https://www.instagram.com/explainthiscast/
14 - Entropy

14 - Entropy

2021-02-0319:35

Why does my coffee get cold? How will the universe end? What can I do about my propensity for laziness and procrastination?This week, we tackle a particularly complicated thermodynamic physics concept, while applying it to our lives to strive for better productivity!Email: explainthiscast@gmail.comFacebook: https://www.facebook.com/explainthiscastTwitter: https://twitter.com/ExplainThisCastInstagram: https://www.instagram.com/explainthiscast/
13 - Hygge

13 - Hygge

2021-01-2715:35

Is hygge some new interior design style promoted by influencers? What makes you feel cozy and safe? How do you introduce more sustainable happiness in your life? Let's jump into the wonderful world of hygge - a Danish word that encompasses so many different ways we can add happiness to our days. Come learn a thing or two about being consciously cozy!Email: explainthiscast@gmail.comFacebook: https://www.facebook.com/explainthiscastTwitter: https://twitter.com/ExplainThisCastInstagram: https://www.instagram.com/explainthiscast/
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