How do seashells form and why are they so beautiful?

Seashells are like the artwork of the ocean! With their whirly twirly spirals and flashy patterns, each one is beautiful in its own unique way. But how exactly are they made? We asked marine biologist Sophie Wolvin to give us the lowdown on seashells. 

Seashells are like the artwork of the ocean! With their whirly twirly spirals and flashy patterns, each one is beautiful in its own unique way. But how exactly are they made? We asked marine biologist Sophie Wolvin to give us the lowdown on seashells. 
Got a question that has a lot of poten-shell? Send it to us at BrainsOn.org/contact and we’ll sea if we can answer it!  

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Smash Boom Best is a debate show for kids and families from the makers of the award-winning podcast, Brains On! Every episode takes two cool things, smashes them together and lets you decide which is best.


Smash Boom Best

A history show for the whole family! Every episode explores the origin of just one thing — like sandwiches, video games, clocks and more — while teaching listeners to think critically about history.


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Our mission is to encourage kids’ and curious adults’ natural curiosity and wonder using science and history…but there’s no age limit on curiosity, and episodes of Brains On can be enjoyed by anyone.


How do seashells form and why are they so beautiful?

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