TED-Ed
TED-Ed: Could a blind eye regenerate? - David Davila
We tend to think of blindness as something you're born with, but with certain genetic diseases, it can actually develop when you're a kid, or even when you're an adult. But could blind eyes possibly regenerate? David Davila explains how...
TED-Ed
TED-Ed: How do animals see in the dark? - Anna Stockl
To human eyes, the world at night is a formless canvas of grey. Many nocturnal animals, on the other hand, experience a rich and varied world, bursting with details, shapes, and colors. What is it, then, that separates moths from men?...
Crash Course
Vision: Crash Course A&P
Next stop in our tour of your sensory systems? VISION. With a little help from an optical illusion, we take a look inside your eyes to try to figure out how your sense of vision works -- and how it can be tricked. *** Table of Contents...
SciShow
4 Big Reasons to Get Your Eyes Checked (Even With 20/20 Vision)
If you don't have vision problems, getting an eye exam probably hasn't been your top priority, however visiting an ophthalmologist won't just tell you about your eyes, it can reveal a lot about your health.
SciShow Kids
How Do We See Color?
Have you ever taken a bite from a bright red apple and wondered why it looks red to you? Jessi and Squeaks talk about how our eyes and brains help us see color!
TED-Ed
TED-Ed: How do glasses help us see? - Andrew Bastawrous and Clare Gilbert
Today, glasses help millions of people with poor vision be able to see clearly. But how? Andrew Bastawrous and Clare Gilbert help unravel the answer by explaining refraction - the ability of a transparent medium, like glass, water, or...
SciShow
Animal Magnetism: How Animals Navigate
Hank tells us about new research into the question of how animals navigate from place to place - while the problem is still unresolved, we do have some hypotheses, and they all involve something called "magnetoreception."
TED-Ed
TED-ED: The evolution of the human eye - Joshua Harvey
The human eye is an amazing mechanism, able to detect anywhere from a few photons to a few quadrillion, or switch focus from the screen in front of you to the distant horizon in a third of a second. How did these complex structures...
TED-Ed
TED-Ed: Light waves, visible and invisible - Lucianne Walkowicz
Each kind of light has a unique wavelength, but human eyes can only perceive a tiny slice of the full spectrum -- the very narrow range from red to violet. Microwaves, radio waves, x-rays and more are hiding, invisible, just beyond our...
Curated Video
I WONDER - How Do The Eyes Work?
This video is answering the question of how do the eyes work.
Curated Video
Understanding the Anatomy and Function of the Eye
In this video, the teacher explains the structure and function of the eye, as well as the different classifications of iris colors. They also discuss how the eye processes light and forms images, and why some people may need glasses due...
Curated Video
Cómo vemos. Segunda parte: el cerebro
Únicamente una pequeña parte del ojo «ve» y enfoca. Para convertir la imagen de la retina en visión completa, el ojo necesita la ayuda del cerebro.
Twig - Biología - El ser humano - Los sentidos
Claves de aprendizaje
El...
Curated Video
Cómo vemos. Primera parte: los ojos
El proceso de la visión se produce por la colaboración entre el cerebro y el ojo. ¿Cómo crea el ojo la visión, desde el cristalino y el iris a la pupila, la retina y el nervio óptico?
Twig - Biología - El ser humano - Los sentidos
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Curated Video
How We See Part 2: Brain
Only a small part of what the eye 'sees' is in focus. To turn the image on the retina into complete vision the eye needs help from the brain. Biology - Being Human - Learning Points. The brain processes the raw information coming from...
Curated Video
How We See Part 1: Eyes
The process of seeing is a collaboration between the brain and the eye. How does the eye work to create sight, from the lens and iris to the pupil, retina and optic nerve? Biology - Being Human - Learning Points. A far larger part of the...
Curated Video
Dissection: Eye
We dissect and examine the different parts of a sheep's eye. These include the iris, retina, aqueous humour, vitreous humour, optic nerve and the lens. The lens is also used to distort the pattern on a piece of card to demonstrate how it...
Curated Video
Masters of the Night: The Secrets of Nocturnal Animals
Uncover the fascinating world of nocturnal animals such as foxes, wolves, and owls. Learn how these creatures have evolved to dominate the night with specialized senses and behaviors that give them an edge in the darkness. This video...
Curated Video
Newborn Senses: Unveiling the Visual and Social World of Babies
Discover how newborns perceive the world around them in this enlightening exploration of infant sensory and social development. Learn about the initial limitations and gradual enhancements in a baby's vision, their ability to recognize...
Wonderscape
Eyes and Optical Illusions: The Science of Seeing
This video examines the retina's photoreceptors, rods and cones, and their roles in vision, particularly in color perception and low-light conditions. It also explores optical illusions, showing how the brain can be tricked by visual...
Institute of Human Anatomy
The Coolest Eyeball Video You'll Ever See
In this video, Justin from the Institute of Human Anatomy discusses the anatomy of the eye as well as its incredible evolutionary history.
Learning Mole
How Does it Work? - Optical Illusions
This video is explaining how optical illusions work for kids.