Your Brain: Perception Deception | Full Documentary | NOVA | PBS
Video Overview & Insights
Neuroscientists discover the tricks and shortcuts the brain takes to help us survive.
The brain 🧠 is plastic trying to understand it will drive you nuts!
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Is what you see real? Join neuroscientist Heather Berlin on a quest to understand how your brain shapes your reality, and why you can’t always trust what you perceive. In the first hour of this two-part series, learn what the latest research shows about how your brain processes and shapes the world around you, and discover the surprising tricks and shortcuts your brain takes to help you survive.
Checkerboard
🎙️ Watch to Heather Berlin's interview on the Particles of Thought Podcast: https://www.youtube.com/watch?v=PCAvPGtNPKo
Chapters:
It's humbling to realize that no two people see the exact same world. Empathy becomes much easier with this perspective.
00:00 Introduction
03:59 The Science of Optical Illusions and Blind Spots
Our Eyes are like games with Nvidia DLSS.
13:48 Is the Dress Blue and Black or White and Gold?
21:06 Yanny or Laurel? Auditory Illusions
In short, we are things. And, whatever else that we think we are is a lie.
24:46 Is Pain an Illusion?
30:28 What is Consciousness? Blind Spots and Babies
Nicely explained
41:35 How is Consciousness Measured?
45:32 How the Brain Affects Memories
I don't hear either... I hear Yeurie
50:14 Conclusion
© 2023 WGBH Educational Foundation
I have ASD and I always see the dress as white and gold and all the cars the same shade of grey
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The scientists say the brain creates consciousness. I don't understand how that could be, the brain is inside consciousness just like everything else .
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Thank you for making these available online. Some presidential address aired over the rerun on cable, so I missed the first half 🙏
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Can the brain still allow you to speak to yourself and think independently outside of being electrified and having all your "muscles" stimulated ?
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WTF. I wish it was an ilusion. I could ilusion myself to a better state of being. Pffffft. Ilusion. You're delusion
8:28 yeah sure everywhere else Im legally blind. I got great peripherals. Just caught someone trying to sneak up on me while seated passenger at a gas station while fueling up
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What!! I see light gray and dark gray in that dress lol
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The original question still reminds though, where do our thoughts go when we die?
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16m28s all the cars look grey (that is same color) to me, how come? Could it be because I am somewhat colorblind, like I sometimes cannot tell the difference between purple and blue, red and green especially in low light?
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The red and green dot did not trick me. I could see they flashed on and off at the same time. I have worked with electricity since my teens and have been ack flashed many times. When I got married the photographer wanted to brain me for always having my eyes closed in all the photos. She had to watch when I was distracted enough to delay my reaction. Not sure how that would work but it does or even if I was just born that way.
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#brainscience #perception #neuroscience #illusion #illusionvideo #illusionvideo #opticalillusion #consciousness
A & B on the checker board are 100% different.
More User Perspectives
Susana Martizez-Conde is a science babe.
@lonzo61Your brain is your main point!
@bodylabfilesI love it bro
@PraiseNcube-z2wPerception Deception indeed, for example, I perceive at (21:17) that our gal has dark red fingernails which is clearly an illusion because the scenes before and after this one clearly depict that she has a less colorful manicure. Oh heck it's all in my mind.
@Rwethereyet351They're not factoring in the knowledge/memory organization method called the Mind Palace. I've been building mine my whole life. You really need some degree of photographic memory to start out with, but you can also learn that ability. When I fetch a memory, I treat it as a pathway, because it is a pathway. Instead of allowing that path to become overgrown, and harder to traverse, I keep the path trampled so it's always easy to navigate the route to the memory I am fetching. I'm not good enough at it to remember everything, and for me it isn't a palace. It's my home town that I've lived in my whole life, and it's the towns I visited constantly while growing up and visiting my grandparents and cousins and best friends (after one moved 50mi. away and another moved 7mi. away). It's really the state I live in. Oregon. I use locations, then I use grades in school, and I then use my age, and then I add in smells and plants/flowers, and pets, and vehicles, and weather plus time of day, and then moods/mental states. It all creates a coordinate system that acts like gps for memories that don't just link the information/data of that memory, it links the reality of the memories. As in everything that is perceived when the memory was imprinted. This works for me, it may not work for you, because everyone is different and usually requires a different "palace" to store that information in. Just give it a go, and really focus on it. You'll amaze yourself with how much you will be able to accurately recall!
@Depth_of_BreadthWho is created brain? Who is create the first human that have the first brain?
@HerDeenDiary-v7uI heard Green needle for brainstorm and brainstorm for green needle 😂
@azyienegarcia2924blue and black and then blue and black for me duh
@anusikd2535Do I have a special brain? Most of these illusions had little to no effect on me. I was easily able to control what I saw and heard. The checkered shadow illusion was the one that I couldnt quite wrap my head around until you moved the boxes together.
@godsorandom5336===== Dual Brain Psychology
Many organisms have two hemispheres and can be conscious. On the other hand, self-consciousness, like a mirror, is the recognition of ourselves, by reflection, from the mind in our brain's other hemisphere. Much like examining the inner workings of a radio, that cannot be understood until experiencing its result, that is, greater than the sum of its parts.
Who else sees the cars (timestamp 16:35) green top left, orange top right, red bottom left and blue bottom right? I feel trolled.
@redrabbit6392I wonder if this explains why some people have aphantasia, its like this blind spot lady guessing the tools. I can't visualize very well, maybe its like super general and fuzzy. But I can feel the memories, and sometimes like flashes of details of the memory. When I try to recall for example playing as a child in my backyard, I get flashes of what was around me, trees, a dirt patch, the old pick up truck we had, no specific memory or details.
Also interesting I had a TBI back in 2017, apparently I woke right back up after fainting and hitting my head with my full body weight on concrete. Interestingly enough, after waking up I didn't remember the tattoo I had gotten a few months back on my arm, but knew my Brother still. All I remember after my head hit the floor was slowly coming back into consciousness mid conversation with the paramedic on the way to the hospital.
Okay at 16:33 I did not see the same color cars as she described, am I the only one? Does this have to do with my phone maybe or am I missing something? Lol I also still see the dress as only black and blue it never changed to gold and white. Lol I love these documentaries!
@DistinctivelyStylishAny thoughts on the auditory illusion? I only heard the words green needle I didn’t hear what the other choice was. Unless it was brainstorm, but when I listen to that degraded audio, it couldn’t possibly be brainstorm so I’m wondering what I missed
@thearamsay9578I never have seen that dress as gold and white, even in the all blue it was still black and blue lol whyyy
@ThatMidnightRambler🎯 Key points for quick navigation:
00:01 Brain's vast complexity
00:30 Perception transforms reality
01:02 Illusions reveal deception
01:28 Perception not objective
02:58 Thoughts from brain
03:34 Matter becomes thought
04:25 World enters heads
04:54 Brain creates perceptions
05:26 Neurons edit reality
05:54 Signals compete filter
06:24 Illusions probe brain
07:20 Brain adjusts shadows
07:49 Blind to most
08:17 Tiny high-res vision
08:44 Brain fills gaps
09:37 Eye movements reveal
10:05 Movements prevent blindness
11:02 Samples fill world
12:30 Fills blind spots
13:27 Constructs grand simulation
13:56 Dress divides perceptions
14:54 Context changes color
15:46 Brain interprets lighting
16:15 Color brain-made
16:41 Gray cars illusion
17:37 Cones encode color
18:36 Maintains color constancy
19:35 Useful color extraction
20:02 Lighting assumptions differ
20:32 Dress actually blue-black
21:25 Audio priming illusions
21:55 Brain guesses sound
22:23 Yanny laurel debate
22:48 Frequencies lock perception
23:43 Active sensory interpreter
24:45 Brain predicts motion
25:17 Predictions ensure survival
25:54 Thermal grill illusion
26:40 Alternating temps burn
27:05 Sensors confuse pain
27:35 Pain signals activate
28:21 Pain brain construct
28:45 Pain prevents harm
29:12 Illusions crack perception
29:41 Brain models world
30:08 Shortcuts build consciousness
30:34 Stitches sensory experiences
31:00 Internal experience basic
32:55 Stroke causes blindsight
33:54 Detects without seeing
34:25 Unconscious object recognition
36:05 Perception sans awareness
36:58 Babies explore consciously
37:27 Prunes excess synapses
38:22 Spotlight selects awareness
39:56 Threshold ignites consciousness
40:53 Distributed brain ignition
42:22 TMS measures complexity
43:20 Waves indicate consciousness
44:49 Misdiagnoses hidden awareness
45:48 Memories shaky foundation
46:44 Recalls alter memories
47:14 Reconsolidation adds noise
48:12 Memories dynamically rebuilt
49:12 Memories liberating, dynamic self
49:40 Brain storytelling prediction machine
50:07 Trust perceptual illusions
50:41 Brain constructs survival reality
51:11 Eyes opening neural miracle
51:42 Signals shape our identity
Made with HARPA AI
Sad that it was never answered, “what happens to me when I die?”
Romans 1 & 2… and the rest of it!
But specifically 1 & 2 God made us and showed us and 2 He gave us a conscience… but those who refuse to acknowledge Him He allows them to go their way in their thinking into foolishness. Jesus loves you if you seek truth you will find Him
🎯 Key points for quick navigation:
00:01 Brain's galactic connections
01:02 Perception transforms reality
01:28 Illusions reveal deceptions
02:58 Thoughts originate brain
03:34 Matter creates thought
04:25 Brain sealed skull
04:54 Neurons generate perceptions
05:26 Neurons edit reality
05:54 Signals compete neurons
06:24 Illusions expose mechanisms
07:20 Brain adjusts shadows
07:49 Blind to 99%
08:17 Fovea sharp vision
09:07 Eyes track movements
10:05 Saccades enable sight
11:02 Brain fills surround
12:01 Hides blind spots
12:30 Perceives one percent
13:27 Constructs visual simulation
16:15 Color brain-made
18:06 Maintains color constancy
20:02 Dress lighting assumptions
21:25 Audio top-down bias
22:23 Yanny laurel divide
24:45 Brain predicts motion
25:17 Calibrates survival predictions
25:54 Thermal grill illusion
26:40 Alternating bars burn
27:05 Confused signals pain
27:35 Pain sensors activate
28:01 Pain brain construct
28:45 Pain teaches safety
29:12 Illusions fracture matrix
29:41 Builds grand model
30:08 Shortcuts simulate reality
30:34 Stitches sensory experience
31:00 Internal conscious experience
32:55 Blindsight stroke damage
33:54 Unconscious motion detection
34:49 Identifies unseen tools
36:05 Perception without awareness
36:58 Babies consciously learn
37:27 Toddler brains fuel-heavy
37:54 Prunes excess synapses
38:22 Efficiency strengthens paths
39:24 Spotlight selects awareness
40:24 Threshold triggers ignition
40:53 Distributed brain surge
42:51 TMS pings consciousness
43:20 Complex waves indicate
44:49 Scale measures awareness
45:48 Consciousness partially solved
46:14 Memories shaky foundation
47:14 Recollection alters memories
48:12 Reconsolidation adds falsehood
49:12 Memories liberate from past
49:40 Brain storytelling prediction machine
49:40 Narratives create self illusions
50:07 Trust perceptual illusions
50:07 Brain prioritizes survival perception
50:41 Internal world brain-constructed
50:41 Perception adds life meaning
51:11 Humble gorgeous evolved machines
51:42 Signals shape personal identity
Made with HARPA AI
Weeeeird. The first time I heard the Yanny Laurel, I heard each, based on which I was looking at. The second time I heard Yanny, Laurel, Laurel. And after that I only heard Laurel.
@lunarrriumre memory : it’s never too late to have had a happy childhood.
@danielu1763The clinical term for severe, high intensity pain is “exquisite”.
@danielu1763I disagree with some of their opinions on memory. I can recall stuff from when I was less than 2yrs old. I can still remember those moments and I haven't changed the memory. It's the same every time.
@mikewazowski350Alr idk if im alone w/this but from what i see from 16:30 the car images top-down & left to right is green, orange, red & blue. Really felt the naratives were kinda messing with me even though its obviously a serious based documentary... But yea im just clueless as i am tbh :')
@meltedz120i do not like ai
@bradenpugh2648The "Magic Eye" still freaks me out.
@caiusKeysyes it was live
@bradenpugh2648You're more susceptible to illusion and manipulation if your frenzied instead of depressed/apathetic
@awolpeace1781There is no spoon.
@AlienNihilistMy whole life is a lie. I'm not real. There's no point in any of this.
@AlienNihilistBuddhists and psychedelic users figured this stuff out long ago.
@AlienNihilistWell I sure heard 'green needle' both the times.
@SanjithaaRagulanFabulous and fascinating
@siat11