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How do lightbulbs work?

We use lightbulbs everyday, but how often do we stop to think about how they work? These genius little inventions are packed with cool science. Molly and co-host Maya will explain how they work step by step. Plus we’ll hear your suggestions for what to shout when you have a brigh ...  Show more

Crystals: More than just shiny rocks

This episode shines a light on crystals, and they’re sparkling right back at us! We’ll zoom way in on a diamond to understand the structure that makes crystals special, and hear about some unexpected crystals, too (hint: chocolate chip cookies contain a few different crystals!). ...  Show more

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Forever Ago

Forever Ago won’t be back for a few months, but never fear! You can catch up on tons of Forever Ago fun today by signing up for Smarty Pass and accessing a back catalog of bonus episodes. You’ll also get ad-free episodes, discounts on merchandise and event tickets, and an exclusi ...  Show more

Cone Snails vs. Tsetse Flies: a deadly debate
Smash Boom Best: A funny, smart debate show for kids and family

Today’s debate is a poisonous, blood-sucking battle between two dangerous creatures. One hides out in a decorative shell, the other buzzes ‘round like a carousel. It’s Cone Snails vs. Tsetse Flies! Radiolab co-host and science historian Latif Nasser gives it his all for the steal ...  Show more

Cone Snails vs. Tsetse Flies: a deadly debate
Smash Boom Best: A funny, smart debate show for kids and family

Today’s debate is a poisonous, blood-sucking battle between two dangerous creatures. One hides out in a decorative shell, the other buzzes ‘round like a carousel. It’s Cone Snails vs. Tsetse Flies! Radiolab co-host and science historian Latif Nasser gives it his all for the steal ...  Show more

Hot Sauce vs. Butter: a flavorful debate
Smash Boom Best: A funny, smart debate show for kids and family

Today’s debate is a saucy matchup of two flavorful feasts. It’s zesty tang meets creamy dream – hot sauce vs. butter! Brains On co-creator Marc Sanchez is ready to sizzle for team Hot Sauce and podcast producer Tracy Mumford will take you from bland to grand with Team Butter. Hea ...  Show more