OK, this is a trick question -- 'SOS' doesn't stand for anything at all. Learn the history of these three terms, including what astronomy and telegraphy have to do with it, in today's episode of BrainStuff, based on this article: https://people.howstuffworks.com/am-pm.htm; https://people.howstuffworks.com/what-does-sos-mean.htm

OK, this is a trick question -- 'SOS' doesn't stand for anything at all. Learn the history of these three terms, including what astronomy and telegraphy have to do with it, in today's episode of BrainStuff, based on this article: https://people.howstuffworks.com/am-pm.htm; https://people.howstuffworks.com/what-does-sos-mean.htm

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.

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What Do A.M., P.M., and SOS Stand For?

https://api.omny.fm/orgs/e73c998e-6e60-432f-8610-ae210140c5b1/clips/c7ee57d3-3a1b-4f79-9597-b43d000f1ba0/transcript

Mildred Harnack was an American literature professor living in Berlin when the Third Reich took control. Learn how she and her husband led a resistance ring that enraged Hitler in this episode of BrainStuff, based on this article: https://history.howstuffworks.com/historical-figures/mildred-harnack.htm Find the book 'All the Frequent Troubles of Our Days' here: https://www.rebeccadonner.com/

Mildred Harnack was an American literature professor living in Berlin when the Third Reich took control. Learn how she and her husband led a resistance ring that enraged Hitler in this episode of BrainStuff, based on this article: https://history.howstuffworks.com/historical-figures/mildred-harnack.htm Find the book 'All the Frequent Troubles of Our Days' here: https://www.rebeccadonner.com/

How Did a Wisconsin Woman Lead a German Resistance to Nazis?

https://api.omny.fm/orgs/e73c998e-6e60-432f-8610-ae210140c5b1/clips/53bbf4d2-fede-4644-9ad2-b44d00f534cb/transcript

It's true that lobsters don't age, but that doesn't quite make them immortal, and it's far from the only fabulously weird thing about them. Learn about lobsters -- including why they're biologically immortal, and how that might help human health in the future -- in this episode of BrainStuff, based on these articles: https://animals.howstuffworks.com/marine-life/400-pound-lobster.htm; https://animals.howstuffworks.com/marine-life/10-weird-facts-lobsters.htm

It's true that lobsters don't age, but that doesn't quite make them immortal, and it's far from the only fabulously weird thing about them. Learn about lobsters -- including why they're biologically immortal, and how that might help human health in the future -- in this episode of BrainStuff, based on these articles: https://animals.howstuffworks.com/marine-life/400-pound-lobster.htm; https://animals.howstuffworks.com/marine-life/10-weird-facts-lobsters.htm

Are Lobsters Functionally Immortal?

https://api.omny.fm/orgs/e73c998e-6e60-432f-8610-ae210140c5b1/clips/ddcc4051-e199-49c9-a16a-b44d00f534c6/transcript

Both of these terms are actually valid, though they have slightly different meanings, and only one of them is based in sailors' slang. Learn the history of 'jury-rigged' and 'jerry-rigged' -- and how to use them correctly -- in this episode of BrainStuff, based on this article: https://people.howstuffworks.com/jury-rigged-vs-jerry-rigged.htm

Both of these terms are actually valid, though they have slightly different meanings, and only one of them is based in sailors' slang. Learn the history of 'jury-rigged' and 'jerry-rigged' -- and how to use them correctly -- in this episode of BrainStuff, based on this article: https://people.howstuffworks.com/jury-rigged-vs-jerry-rigged.htm

Is It 'Jerry-Rigged' or 'Jury-Rigged'?

https://api.omny.fm/orgs/e73c998e-6e60-432f-8610-ae210140c5b1/clips/0c4b02b7-1cbc-4455-b448-b44d00f4b379/transcript

What Do A.M., P.M., and SOS Stand For?

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