An electric toothbrush gets power from its base without the help of metal contacts. Find out how this sealed system works in the following podcast from HowStuffWorks.com.

 Learn more about your ad-choices at https://www.iheartpodcastnetwork.com

An electric toothbrush gets power from its base without the help of metal contacts. Find out how this sealed system works in the following podcast from HowStuffWorks.com. Learn more about your ad-choices at <a href="https://www.iheartpodcastnetwork.com">https://www.iheartpodcastnetwork.com</a>

Whether the topic is popcorn or particle physics, you can count on BrainStuff to explore -- and explain -- the everyday science in the world around us.

BrainStuff

An electric toothbrush gets power from its base without the help of metal contacts. Find out how this sealed system works in the following podcast from HowStuffWorks.com.

How can an electric toothbrush recharge its batteries?

https://api.omny.fm/orgs/e73c998e-6e60-432f-8610-ae210140c5b1/clips/2797c699-8fd8-4e62-89d9-ae32006cbcf0/transcript

In South Carolina, the first school for formerly enslaved people during the Civil War shifted to become a center for social activism during the Civil Rights movement, and stands today as a landmark of African American culture and history. Learn more about the Penn Center in this episode of BrainStuff, based on this article: https://history.howstuffworks.com/american-civil-war/penn-center-strategic-secret-pivotal-to-civil-rights-movement.htm

In South Carolina, the first school for formerly enslaved people during the Civil War shifted to become a center for social activism during the Civil Rights movement, and stands today as a landmark of African American culture and history. Learn more about the Penn Center in this episode of BrainStuff, based on this article: https://history.howstuffworks.com/american-civil-war/penn-center-strategic-secret-pivotal-to-civil-rights-movement.htm

How Did the Penn Center Become a Civil Rights Sanctuary?

https://api.omny.fm/orgs/e73c998e-6e60-432f-8610-ae210140c5b1/clips/c33f1c16-ca91-4b91-93a1-b3f701349b89/transcript

Cramming for a test or other deadline may give you decent short-term results, but research shows it sacrifices long-term comprehension and memory. Learn why study methods like spacing and interleaving are better in this classic episode of BrainStuff, based on this article: https://people.howstuffworks.com/why-cramming-is-worst-way-to-study.htm

Cramming for a test or other deadline may give you decent short-term results, but research shows it sacrifices long-term comprehension and memory. Learn why study methods like spacing and interleaving are better in this classic episode of BrainStuff, based on this article: https://people.howstuffworks.com/why-cramming-is-worst-way-to-study.htm

BrainStuff Classics: Why Is Cramming the Worst Way to Study?

https://api.omny.fm/orgs/e73c998e-6e60-432f-8610-ae210140c5b1/clips/8ec2bb8e-9095-4472-96f0-b3f600ffae0f/transcript

Over a few hundred years, real stories about secretive agents developed into the legend of the ninja. Learn how this myth captured the world's imagination -- and about the work being done at the world's first International Ninja Research Center -- in this episode of BrainStuff, based on this article: https://people.howstuffworks.com/first-ninja-research-center-out-to-solve-myth-behind-legend.htm

Over a few hundred years, real stories about secretive agents developed into the legend of the ninja. Learn how this myth captured the world's imagination -- and about the work being done at the world's first International Ninja Research Center -- in this episode of BrainStuff, based on this article: https://people.howstuffworks.com/first-ninja-research-center-out-to-solve-myth-behind-legend.htm

How Can We Separate Ninja Fact from Ninja Fiction?

https://api.omny.fm/orgs/e73c998e-6e60-432f-8610-ae210140c5b1/clips/46e12f7e-9b88-473d-b6d0-b3f600ffae11/transcript

How can an electric toothbrush recharge its batteries?

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