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It’s Okay to Be Smart

Why is the sky any color?

Video duration: 2:43

Why is the sky blue? It's a question that you'd think kids have been asking for thousands of years, but it might not be that old at all. The ancient Greek poet Homer never used a word for blue in The Odyssey or The Iliad, because blue is one of the last colors that cultures pick out a word for.

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Life by the Numbers

Life by the Numbers

How successful are we compared to other species? It turns out that biomass, or what things weigh, can be mo...

The Auroras

The Auroras

Space might seem like an empty place, but the area surrounding Earth is constantly being bombarded by waves...

Episodes of It’s Okay to Be Smart65

Video thumbnail: It’s Okay to Be Smart Why Does Time Go Forward?

It’s Okay to Be Smart

Why Does Time Go Forward?

The past is different from the future. Why?

2:44

Why Does Time Go Forward?

2:44

Video thumbnail: It’s Okay to Be Smart The Science of BBQ!!!

It’s Okay to Be Smart

The Science of BBQ!!!

Science is delicious.

7:27

The Science of BBQ!!!

7:27

Video thumbnail: It’s Okay to Be Smart The Science of Game of Thrones

It’s Okay to Be Smart

The Science of Game of Thrones

You know nothing.

7:31

The Science of Game of Thrones

7:31

Video thumbnail: It’s Okay to Be Smart Your Mom is LITERALLY Part Of You!

It’s Okay to Be Smart

Your Mom is LITERALLY Part Of You!

Your mom's never far away.

2:55

Your Mom is LITERALLY Part Of You!

2:55

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