Topic: skin

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What is dust made of?

Less than a tenth the size of an ant, a dust mite’s whole world is contained in the dusty film under a bed or in a forgotten corner. This realm is right under our noses, but from our perspective, the tiny specks of br...

The Science of Skin

Between you and the rest of the world lies an interface that makes up 16% of your physical weight. This is your skin, the largest organ in your body: laid out flat, it would cover close to 1.7 square metres of ground....

An up close look at fingerprints and sweat glands

Zoom in to see this fingertip's epidermal ridges, those tiny lines, whorls, loops, arches, and valleys that are unique to each person on the planet. This macro and time lapse footage, filmed by Time Lapse Vision, an i...

What Really Causes Sunburns?

Why does your skin turn red and peel when you get a sunburn? In this episode of Gross Science, Anna Rothschild explains what's going on in our skin when it burns from sun exposure.

DuoSkin: Functional, stylish on-skin user interfaces

Wear your game controller on your arm in the future and much more. From MIT Media Lab in collaboration with Microsoft Research, PhD student Cindy Hsin-Liu Kao introduces DuoSkin: Functional, stylish on-skin user inter...

How Old Is Your Body, Really?

Have you ever heard the statement that the cells in your body are completely replaced every seven years? Is this true? In this beautifully illustrated episode of Skunk Bear, NPR's Adam Cole explores how long our diffe...

The Science of Skin Color – TED Ed

When ultraviolet sunlight hits our skin, it affects each of us differently. Depending on skin color, it’ll take only minutes of exposure to turn one person beetroot-pink, while another requires hours to experience the...

Mimicking shark skin to combat superbugs – Think Like a Tree

In 2001, materials scientist Dr. Anthony Brennan observed that Galapagos Sharks are barnacle and algae-free due to the micro-topography of their skin. These diamond pattern nanoridges also make it difficult for bacter...

Chameleons are Amazing – National Geographic

We've enjoyed quite a few chameleon videos, but this National Geographic video is not only full of fascinating information, it's visually stunning. From how they shoot their tongues like arrows to catch bugs, to how t...

You Have Mites Living On Your Face – Gross Science

Yep, you have mites living on your face. And in this episode of Gross Science, Anna Rothschild explains how they're eating, laying eggs, dying, and leaking feces. On your face. But don't worry because we've known this...

How (and Why) Do Chameleons Change Color? – Veritasium

There is a misconception about chameleons... that they change their color in order to blend in with their environment. That is actually not the case... So why do chameleons change color and how are they doing it? ...

How do wounds heal & how do scars form?

What happens when we get cut and bleed? How does skin scab over and heal? And why does skin scar? These two new vocabulary-filled TED-Eds from Sarthak Sinha get deep under our skin to give us a better understanding of...

Lupita Nyong’o Loves Her Skin – Sesame Street

Ticklish, smooth, rough, elastic, protective, full of nerve endings to feel different textures and energies, and it comes in so many beautiful shades and colors... Elmo and his good friend Lupita Nyong’o talk about sk...

How the Sun Sees You: Revealing human skin in ultraviolet light

Artist Thomas Leveritt set up a ultraviolet camera and viewing monitor in Brooklyn's Prospect Park to show people what their skin looks like in ultraviolet light. This is "how the sun sees you." The revealed freckles ...

Summertime Science: Sunburn, Sweat, and Wrinkly Fingers

Why do we sweat? Why do our fingers wrinkle in water? Why do we get sunburns? Joe Hanson explains it all in this summer science episode of It's Okay to Be Smart. Bonus: find out what those SPF numbers mean on your sun...

How Much Stuff Do Our Bodies Make In A Year?

jtotheizzoe: A pretty eye-opening look at just how much “stuff” your body makes in a year, from BuzzFeedVideo. Snot a bad video. Urine for a real educational experience. Hair’s a great vi...


 
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