The Early Perspective

Your Eyes Are Not a Camera

44 min · Gestern
Episode Your Eyes Are Not a Camera Cover

Beschreibung

What if your eyes are already processing your environment before the signal ever reaches your conscious brain? In this episode of The Early Perspective, we sit down with neuroscientist and NYU postdoctoral researcher Dr. Karina Bistrong, who recieved her PhD from UC Berkeley, to uncover the hidden intelligence of the visual system. We move past the common misconception that the retina acts like a simple camera sensor, exploring how it functions as an intricate, evolutionarily conserved processor that computes complex details like contrast, edges, and motion on its own. Karina breaks down her groundbreaking thesis research on how neural circuits develop the ability to decode direction. We explore the phenomenon of "retinal waves," spontaneous bursts of electricity that sweep across embryonic eyes in complete darkness, and how this pre-birth activity pre-programs our ability to track the physical world. From the odd mechanics of horizontal motion tracking to her current work mapping motor control circuits in the basal ganglia, this episode offers a fascinating look at how the brain builds its map of reality. Hosted by Avanish Srinivasan. Learn more at youngaxons.com [http://youngaxons.com].

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12 Folgen

Episode Your Eyes Are Not a Camera Cover

Your Eyes Are Not a Camera

What if your eyes are already processing your environment before the signal ever reaches your conscious brain? In this episode of The Early Perspective, we sit down with neuroscientist and NYU postdoctoral researcher Dr. Karina Bistrong, who recieved her PhD from UC Berkeley, to uncover the hidden intelligence of the visual system. We move past the common misconception that the retina acts like a simple camera sensor, exploring how it functions as an intricate, evolutionarily conserved processor that computes complex details like contrast, edges, and motion on its own. Karina breaks down her groundbreaking thesis research on how neural circuits develop the ability to decode direction. We explore the phenomenon of "retinal waves," spontaneous bursts of electricity that sweep across embryonic eyes in complete darkness, and how this pre-birth activity pre-programs our ability to track the physical world. From the odd mechanics of horizontal motion tracking to her current work mapping motor control circuits in the basal ganglia, this episode offers a fascinating look at how the brain builds its map of reality. Hosted by Avanish Srinivasan. Learn more at youngaxons.com [http://youngaxons.com].

Gestern44 min
Episode How the Brain Constructs Pain Cover

How the Brain Constructs Pain

If two people get the exact same injury, why does one scream in agony while the other barely flinches? In this episode of The Early Perspective, we sit down with neuroscientist and Stanford PhD graduate Gabriella Muwanga to dismantle everything you think you know about physical suffering. We move past the primitive idea that pain is just a simple "alarm signal" from your skin to your brain, and explore how it is actually a highly complex, deeply individualized sensory and emotional perception. Gabriella shares her personal journey living with chronic pain and how it fueled her research into neuroimmune interactions. We break down the biological shift where useful, acute pain turns into a pathological chronic condition, the bizarre reality of conditions like Congenital Insensitivity to Pain (CIPA), and the clinical nightmare of trying to objectively measure an experience that has no physical weight or color. Whether you deal with chronic injuries or want to understand the limits of human perception, this episode offers a profound biological map of how your brain constructs your reality. Hosted by Avanish Srinivasan. Learn more at youngaxons.com [http://youngaxons.com].

Gestern44 min
Episode Stop Blaming Your Teen: The Science Behind the Teenage Brain Cover

Stop Blaming Your Teen: The Science Behind the Teenage Brain

Why do teenagers act the way they do? Is it just defiance, or is there a biological "system update" happening under the hood? In this final episode of our three-part series, we sit down with neuroscientist and bestselling author Dr. Dean Burnett to demystify the teenage brain. We move past the "25-year-old cutoff" myth and explore why adolescence is a period of massive neurological "decluttering" and architectural upgrades. Dr. Burnett explains why the teenage brain is physically wired to prioritize peer approval, why emotions feel so much more intense during these years, and how childhood experiences, especially those around age four, lay the foundational identity that we carry into adulthood. If you’ve ever felt confused by your own teenage years or are currently navigating them, this episode provides a clear, empathetic, and scientifically grounded look at how we become who we are. Hosted by Avanish Srinivasan. Learn more at youngaxons.com [http://youngaxons.com].

24. Apr. 202648 min
Episode Why Habits Feel Impossible to Break Cover

Why Habits Feel Impossible to Break

Why is it so easy to pick up a bad habit and so grueling to break one? And why does willpower always seem to fail us when we need it most? In this episode, I’m joined once again by neuroscientist and bestselling author Dr. Dean Burnett to break down the mechanics of habits, cravings, and addiction. We explore why habits become "automated" like riding a bike, how addiction creates a biological "arms race" in your reward system, and the truth behind our relationship with social media and smartphones. Dr. Burnett explains why passive scrolling feels so "brain-numbing" and provides actionable, science-backed strategies to help you reprogram your routines by working with your biology instead of against it. Hosted by Avanish Srinivasan. Learn more at youngaxons.com [https://youngaxons.com].

9. Apr. 202642 min
Episode The Truth About Sleep Cover

The Truth About Sleep

What if your brain is still working almost as hard during sleep as when you are awake? And what actually happens when you do not get enough sleep? In this episode, I’m joined by Dr. Dean Burnett, neuroscientist and bestselling author of The Idiot Brain and The Happy Brain, to break down the science of sleep, stress, and burnout. We explore what sleep is actually doing for the brain, why sleep deprivation leads to cognitive breakdown, and how stress builds up into burnout over time. Dr. Burnett explains why sleep is essential for memory, why “sleep debt” is not easily fixed, and how chronic stress physically affects the brain. This episode offers a clear understanding of how your brain handles sleep, stress, and performance, and what happens when those systems are pushed too far. Hosted by Avanish Srinivasan. Learn more at youngaxons.com [http://youngaxons.com].

29. März 202654 min