Quantum Physics for 7 Year Olds | Dominic Walliman | TEDxEastVan

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Published 2016-05-24
In this lighthearted talk Dominic Walliman gives us four guiding principles for easy science communication and unravels the myth that quantum physics is difficult to understand, it’s all in how it’s explained.


Dominic Walliman is a physicist, and award-winning science writer. He received his PhD in quantum device physics from the University of Birmingham and currently works at D-Wave Systems Inc., a quantum computing company in Vancouver. Dominic grew up reading science books and remembers vividly the excitement of discovering the mind-boggling explanations that science gives us about the Universe. If he can pass on this wonder and enjoyment to the next generation, he will consider it a job well done.

This talk was given at a TEDx event using the TED conference format but independently organized by a local community. Learn more at ted.com/tedx

All Comments (21)
  • @PedramNG
    "Science should not be about whether you are good at it or not, it should only be about whether you are interested."
  • @NoodleMcnoodle
    It also helps that the person explaining science has a soothing English accent.
  • @elrojoJazz
    If you can't explain it simply, you don't understand it well enough. - Einstein
  • This talk was very healing for me. I had some difficult experiences with science as a middle schooler. I was placed in advanced english and science classes, but I never really got science. I was made fun of by my teacher. From that experience I came to believe that me and science don't mix. But now that I'm older I realize I do love science when its explained well and when it relates to something I care about. I really do want to learn about Quantum physics, but have been intimidated about where to start. Your simple little explanations opened a door for me Dominic. I send you love and appreciation across the quantum waves.
  • Four principles of technical communication: 1. Start at the right point (From Known to Unknown) - "show of hands" - err on the side of caution 2. Don't go too far into the rabbit hole - explain 3 things that pique interest rather than a whole load of information 3. Clarity is better than Accuracy - iron out the finer details later 4. Explain why it is "cool" - enthusiasm is key Most importantly, convey "It is not about whether you are good or bad at it, it is all about being interested in it!"
  • science is not about if if you are good in .. it's about if you are interested in .. i loved this sentence , I've been feeling depressed all the time , untill i heard it from you :')
  • @snaps4kappu
    Everyone: he's humble, clear, knowledgeable. My inner voice the whole time: that physicist sowww hawt!
  • @zhengminxu5661
    I clicked on this ted talk because I was curious about quantum physics, but I ended up learning more about good scientific communication and I'm not complaining about it!
  • I absolutely loved how he ended that. I'm in grade 12 and studying physics and I'm barely scraping a pass mark but I love science and maths and I have a huge interest in it. I've read articles, and watched videos from general relatively to helicopter physics and I've always been completely encapsulated by all of it
  • @antonyt2345
    I am an MBA graduate working in sales. Never been exposed to any other theory about gravity other than Newton's for most of my life and at 36 during COVID, stuck at home with nothing worthwhile to do, I just thought I'd like to see what the fuss about Einstein's theory of special and general relativity was all about. I never imagined the sort of interesting and exciting journey that curiosity would take me along. Today, I understand relativity and many other theories of physics at a basic level ( not mathematical), simply by being interested in knowing and following my curiosity. It's not because I was good at physics or science. It's just because I was curious and interested enough. Loved this talk show.
  • "Science shouldn't be about whether you're good, but about whether you're interested"
  • @jadynvieira2547
    when you are practically 15 but you watch a lecture for 7 year olds cause you dont understand the subject for your own age
  • I wish my physics teacher was like him. It doesn’t matter if you’re good at it, all that matters is that you have interest
  • @jeenius5882
    When I was 7 year old I learnt that there's something called science
  • @binny413
    Quantum physics 5:10 quantum physics: the description of the smallest particles in life and how they interact with light 5:53 particle-wave duality; Ex1) bouncy ball drops into water and creates ripples; ripples reach a stick and fade out; bouncy ball suddenly pops out again from nearby the stick 6:50 quantum tunneling; Ex1) bouncy ball on a window Ex2) Hydrogen tunneling releases sunlight 8:02 superposition; Ex1) Spinning in both directions Ex2) MRI machine spins our hydrogen atoms in both directions Silicone chip, lasers, nuclear powerplants 4 principles of teaching: 1) start off in the right place: explain the info in the terms that they already understand; start with an explanation and ask if it makes sense 2) don't go too far down the rabbit hole: it's better to explain a small amount that they will understand than make everything confusing 3) clarity beats accuracy: a simpler explanation gets the point across 4) explain why you think it's cool: show your enthusiasm for the subject or give examples of how its relevant to their lives