Get smart curated videos delivered to your inbox every week.      
The Kid Should See This

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 sunscreen.

Related videos about how our bodies work: You Are Your Microbes, The Beautiful Physics and Math of Sneezes, The Mystery of Motion Sickness, the classic Schoolhouse Rock Telegraph Line (Nervous System), and How Much Stuff Do Our Bodies Make In A Year?

🌈 Related videos

Which life form really dominates Earth?

Rion Nakaya

How Do Bees Make Honey?

Rion Nakaya

The Auroras, Earth’s Art Show – It’s Okay to Be Smart

Rion Nakaya

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

Rion Nakaya

It’s Okay to Fart: What are farts made of and why are they funny?

Rion Nakaya

Lupita Nyong’o Loves Her Skin – Sesame Street

Rion Nakaya

How do wounds heal & how do scars form?

Rion Nakaya

How Far Do Sneezes and Vomit Travel? – Gross Science

Rion Nakaya

An up close look at fingerprints and sweat glands

Rion Nakaya

Get 7 smart videos delivered every week.

 

Subscribe