Category: History

Puppy Dog Eyes

Does your dog have big, soulful eyes? There’s a reason why!

Fireworks

How Do Fireworks Work? With STEM!

I love fireworks! Ever wonder how they work? With chemical compounds! Let’s look into why they glow in different colors.

The Quest for Blue

I love the color blue! It’s not found as often naturally as I’d like. Someone’s probably written a doctoral thesis on the topic, but it seems that evolution favors other colors.

Susan Berk Koch author
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