You may have played with a yo-yo before -- perhaps you've even walked the dog -- but do you know about the physics behind what makes a yo-yo sleep and wake up? Learn all about inertia, angular momentum and the history of the yo-yo in this episode of SYSK.

You may have played with a yo-yo before -- perhaps you've even walked the dog -- but do you know about the physics behind what makes a yo-yo sleep and wake up? Learn all about inertia, angular momentum and the history of the yo-yo in this episode of SYSK.

The holidays are here and that means a new playlist is under the tree. Pour up a cup of spiced cider and dive into our 12 Days of Christmas Toys playlist from Josh and Chuck.

The holidays are here and that means a new playlist is under the tree. Pour up a cup of spiced cider and dive into our 12 Days of Christmas Toys playlist from Josh and Chuck.

SYSK's 12 Days of Christmas… Toys

If you've ever wanted to know about champagne, satanism, the Stonewall Uprising, chaos theory, LSD, El Nino, true crime and Rosa Parks, then look no further. Josh and Chuck have you covered.

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Listen to this collection of top episodes from iHeartRadio and iHeartPodcasts. 

Listen to this collection of top episodes from iHeartRadio and iHeartPodcasts.&nbsp;

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SYSK's 12 Days of Christmas… Toys: How Yo-Yos Work

https://api.omny.fm/orgs/e73c998e-6e60-432f-8610-ae210140c5b1/clips/6cffe812-1cc4-417d-a448-b3b001467376/transcript

In today's shorty, Josh and Chuck go over the stories behind some of the world's currency symbols.

In today's shorty, Josh and Chuck go over the stories behind some of the world's currency symbols.

Short Stuff: Currency Symbols

https://api.omny.fm/orgs/e73c998e-6e60-432f-8610-ae210140c5b1/clips/65aec1de-d4db-465a-851d-b4e20124b771/transcript

There’s no question that millions of asteroids are circling the Earth at incredible speed and every one of them is just dying to get a chance to smoosh our planet and wipe out life in the universe once and for all. But Earth has an ace up its sleeve: Us!

There&rsquo;s no question that millions of asteroids are circling the Earth at incredible speed and every one of them is just dying to get a chance to smoosh our planet and wipe out life in the universe once and for all. But Earth has an ace up its sleeve: Us!

Asteroooooid De-FENSE!

https://api.omny.fm/orgs/e73c998e-6e60-432f-8610-ae210140c5b1/clips/2fa6d973-0ab9-4879-984c-b4db013027cd/transcript

Swing states are all the rage once again this election season, but the makeup has changed a bit. In this classic episode, learn all about what makes a swing state a swing state right now.

Swing states are all the rage once again this election season, but the makeup has changed a bit. In this classic episode, learn all about what makes a swing state a swing state right now.

Selects: What's the deal with swing states?

https://api.omny.fm/orgs/e73c998e-6e60-432f-8610-ae210140c5b1/clips/b5d62a33-4f18-41e1-9997-b4dd00d9c300/transcript

SYSK's 12 Days of Christmas… Toys: How Yo-Yos Work

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