New research indicates that permanent hair dyes and hair straighteners can increase women's risk of breast cancer. Remember, cancers are caused by many genetic & environmental factors -- but learn what the researchers found in this episode of BrainStuff.

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New research indicates that permanent hair dyes and hair straighteners can increase women's risk of breast cancer. Remember, cancers are caused by many genetic &amp; environmental factors -- but learn what the researchers found in this episode of BrainStuff. 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

Can Hair Dyes and Straighteners Cause Cancer?

https://api.omny.fm/orgs/e73c998e-6e60-432f-8610-ae210140c5b1/clips/4357e4f0-f1a0-4d87-bbeb-ae32004397bb/transcript

Blushing is an involuntary reaction that can seem to draw more attention to yourself at exactly the worst moment. Learn why this embarrassing response to embarrassment can actually be useful in today's episode of BrainStuff, based on this article: https://science.howstuffworks.com/blush.htm

Blushing is an involuntary reaction that can seem to draw more attention to yourself at exactly the worst moment. Learn why this embarrassing response to embarrassment can actually be useful in today's episode of BrainStuff, based on this article: https://science.howstuffworks.com/blush.htm

Why Do We Blush When We're Embarrassed?

https://api.omny.fm/orgs/e73c998e-6e60-432f-8610-ae210140c5b1/clips/3670bff2-a3b0-4970-aa79-b4b4013e10f0/transcript

The concepts of ethnicity and race are both human inventions with no basis in science, but these concepts have huge impacts on us and our world. Learn the difference between ethnicity and race in this classic episode of BrainStuff, based on this article: https://science.howstuffworks.com/life/genetic/race-vs-ethnicity.htm

The concepts of ethnicity and race are both human inventions with no basis in science, but these concepts have huge impacts on us and our world. Learn the difference between ethnicity and race in this classic episode of BrainStuff, based on this article: https://science.howstuffworks.com/life/genetic/race-vs-ethnicity.htm

BrainStuff Classics: How Are Ethnicity and Race Different?

https://api.omny.fm/orgs/e73c998e-6e60-432f-8610-ae210140c5b1/clips/ebf7ecc0-e332-44a4-b366-b4b301559a3e/transcript

Turning cream into a stick of butter involves some complex chemistry, crystallization, and (traditionally) fermentation. Learn more -- plus the difference between sweet cream, cultured, and European butters -- in today's episode of BrainStuff.

Turning cream into a stick of butter involves some complex chemistry, crystallization, and (traditionally) fermentation. Learn more -- plus the difference between sweet cream, cultured, and European butters -- in today's episode of BrainStuff.

How Does Butter Get Its Texture, Flavor, and Color?

https://api.omny.fm/orgs/e73c998e-6e60-432f-8610-ae210140c5b1/clips/cc3a766a-1eda-44ba-9eaa-b4b301559a42/transcript

Can Hair Dyes and Straighteners Cause Cancer?

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