Topic: eyes

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Inside the Pantone color factory

At Pantone's factory headquarters in Carlstadt, New Jersey, there are highly trained color specialists that can see subtle differences between similar colors... really similar colors. Pantone specializes in art and de...

How do eyes work & how do glasses help us see?

Glass, water, and the eye are three different transparent mediums that change the direction of light, a phenomenon called refraction. Refraction in the eye helps us see by bending light into an accurately focused poin...

This is What Outer Space Does to Your Body

NASA astronaut, engineer, and former football player Leland Melvin explains how the human body changes when it leaves the confines of Planet Earth. Your body may become taller, your heart might get smaller and change ...

The GPS-navigated rolling of the dung beetle

From all across the galaxy, the light of billions of stars finds its way to Earth, passes through our atmosphere, and enters the eyes of a small South African beetle rolling a ball of dung. The beetle’s eyes are not s...

How do your eyes perceive color? – Physics Girl

When we talk about mixing colors, it's often because we're mixing paint, but what about light? The retinas in our eyes respond to light differently because of two types of photoreceptors: rods and cones. Rod cells hel...

Artist Cyrus Kabiru makes eyeglasses from trash & e-waste

Kenyan artist Cyrus Kabiru designs and makes eyeglasses from Nairobi's discarded trash and e-waste. In a mix of sculptural art, fashion, and social commentary, the bifocals explore "the aspiration of popular culture b...

How Many Stars Are There? – It’s Okay to Be Smart

How many stars can our eyes see on a dark night? How many stars can we see with something even more powerful than our eyes? How many stars exist?? And how are grains of sand a part of this?! Joe Hanson and PBS Digital...

What are those floaty things in your eye? – TED Ed

Have you ever seen something small and strangely transparent float into your field of vision? ...as if it's on your eyeball? No, you're not seeing things! And no, those are not microscopic bugs or bits of dust in ...

Why Is The Sun Yellow and The Sky Blue? – MinutePhysics

Why is the sun yellow and the sky blue? Why can we see the stars at night? Why is space black? And why is the sky more red, orange, and even pink at sunset? In this Minute Physics episode, we leap into "the grand ball...

Why are Stars Star-Shaped? – Minute Physics

If we know that stars are massive spheres of hot gases, then why do we draw them with lots of twinkly points? Why doesn't "star-shaped" mean a round shape? The answer: We see stars as pointy (and so does the Hubble Sp...

Eyebombing in Madrid

Have you ever seen the makings of a face on an inanimate object? Did you have any googly eyes handy at the time? As we’ve featured before, “eyebombing" or "vandaleyes-ing" is when...

Banggai Cardinalfish eggs

Despite what it looks like, this is not a short clip from a Hayao Miyazaki film. These are banggai cardinalfish eggs with still-forming fish inside. Their eyes are quite clear. Can you see their heartbeats? These t...

The art of Eyebombing in Copenhagan

BBC News explores the art of “eyebombing” in Copenhagen with eyebombing.com founders Kim Nielsen and Peter Dam. In the archives: Andy Knowlton’s drunken poets and more street ...

Thailand’s Moken people have incredibly clear underwater vision

In this extraordinary adaptation strategy, Thailand’s Moken sea gypsies can see twice as clearly underwater by controlling the size of their pupils. What was generally considered an automatic reflex for the res...

ASAP Science: Can you trust your eyes?

Can you trust your eyes? This episode of ASAPscience gives you reasons to think about your answer.

TED Ed: The Moon Illusion

Why does the full moon look larger when it’s near the horizon than when it’s high up in the sky? For generations, astronomers, psychologists, brain researchers, and many others ha...

Close ups of the human eye

This human eye video close-up, via io9’s Incredible Photographs of Fractals Found in the Natural World, was filmed by AJ Korkidakis. The one below, which isn’t as crisp but goes i...

ASAPScience: The Moon Illusion

"Wow the moon looks huge tonight!" We’ve all said it, but is the moon ever larger or closer at the horizon? (No, it’s not.) Is it some visual magnification by the atmosphere? (Nop...

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