Sunglasses have various special coatings: Some are reflective, while others are scratch-resistant. In this episode, Marshall explains how these different coatings work.

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

Sunglasses have various special coatings: Some are reflective, while others are scratch-resistant. In this episode, Marshall explains how these different coatings work. 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

Sunglasses have various special coatings: Some are reflective, while others are scratch-resistant. In this episode, Marshall explains how these different coatings work.

Is there a way to make my sunglasses scratch-resistant?

https://api.omny.fm/orgs/e73c998e-6e60-432f-8610-ae210140c5b1/clips/56e9f29d-8e44-44f9-97a6-ae3200a23215/transcript

When every minute counts, search-and-rescue dogs can help locate disaster victims far faster than humans alone. Learn about how they're trained in this episode of BrainStuff, based on this article: https://animals.howstuffworks.com/animal-facts/sar-dog.htm/printable

When every minute counts, search-and-rescue dogs can help locate disaster victims far faster than humans alone. Learn about how they're trained in this episode of BrainStuff, based on this article: https://animals.howstuffworks.com/animal-facts/sar-dog.htm/printable

How Do Search-And-Rescue Dogs Work?

https://api.omny.fm/orgs/e73c998e-6e60-432f-8610-ae210140c5b1/clips/d26e964d-b327-4ce9-a01a-b3c30176d40f/transcript

The tradition of dropping a ball in Times Square to mark the beginning of a new year only goes back about a century. Learn about the history -- plus four weird things that other cities drop instead -- in this classic episode of BrainStuff.

The tradition of dropping a ball in Times Square to mark the beginning of a new year only goes back about a century. Learn about the history -- plus four weird things that other cities drop instead -- in this classic episode of BrainStuff.

BrainStuff Classics: Why Do We Drop a Ball on New Year's Eve?

https://api.omny.fm/orgs/e73c998e-6e60-432f-8610-ae210140c5b1/clips/3c751936-751f-45f3-96f2-b3a10151b214/transcript

No, you can't literally die of boredom -- but it can lead to some high-risk behaviors. Learn more about boredom, ennui, and how to shake them in this episode of BrainStuff, based on these articles: https://science.howstuffworks.com/life/inside-the-mind/emotions/bored-to-death.htm; https://health.howstuffworks.com/mental-health/human-nature/ennui

No, you can't literally die of boredom -- but it can lead to some high-risk behaviors. Learn more about boredom, ennui, and how to shake them in this episode of BrainStuff, based on these articles: https://science.howstuffworks.com/life/inside-the-mind/emotions/bored-to-death.htm; https://health.howstuffworks.com/mental-health/human-nature/ennui

Can You Really Die of Boredom?

https://api.omny.fm/orgs/e73c998e-6e60-432f-8610-ae210140c5b1/clips/e7f7c895-8286-4c69-88bc-b3c30176d40d/transcript

Is there a way to make my sunglasses scratch-resistant?

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