TSS Bacto-Battles, Why We Walk, Saber-Tooth Cat Party

Curiosity Weekly

Warner Bros. Discovery

Science

4.6 • 963 Ratings

🗓️ 13 September 2023

⏱️ 12 minutes

🔗️ Recording | iTunes | RSS

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Summary

Today, you’ll learn about a new weapon in the war against toxic shock syndrome, how scientists used AI to understand how humans evolved to walk upright, and a new discovery that changes what we know about saber-toothed cats.

TSS Bacto-Battles

“Inhibition of Toxic Shock Syndrome Associated Staphylococcus aureus by Probiotic Lactobacilli.” by Patrick M. Schlievert. 2023.
https://journals.asm.org/doi/10.1128/spectrum.01735-23
“Probiotic combo stops bacteria that cause toxic shock syndrome.” Science Daily. 2023.
https://www.sciencedaily.com/releases/2023/07/230721113221.htm
“Toxic shock syndrome.” Mayo Clinic. 2022.
https://www.mayoclinic.org/diseases-conditions/toxic-shock-syndrome/symptoms-causes/syc-20355384

Why We Walk

“These bones were made for walking.” Columbia University Irving Medical Center. 2023.
https://www.sciencedaily.com/releases/2023/07/230721113151.htm
“Study Sheds Light on Why Humans Walk on Two Legs.” by Claudia Morain. 2007.
https://www.ucdavis.edu/news/study-sheds-light-why-humans-walk-two-legs
“Why humans walk on two legs: a close look at chimpanzees puts some old theories to the test.” The Conversation. 2022.
https://theconversation.com/why-humans-walk-on-two-legs-a-close-look-at-chimpanzees-puts-some-old-theories-to-the-test-194193

Saber-Tooth Cat Party

“5 million-year-old fossils reveal 2 new species of saber-toothed cats in South Africa.” by Harry Baker. 2023.
https://www.livescience.com/animals/extinct-species/5-million-year-old-fossils-reveal-2-new-species-of-saber-toothed-cats-in-south-africa
“Human ancestors were walking upright 7 million years ago, ancient limb bone suggests.” by Ann Gibbons. 2022.
https://www.science.org/content/article/human-ancestors-were-walking-upright-7-million-years-ago-ancient-limb-bone-suggests

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Transcript

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0:00.0	Hi, you're about to get smarter in just a few minutes with Curiosity Daily from Discovery.
0:09.0	Time flies when you learn in super cool stuff.
0:11.0	I'm Nate.
0:12.0	And I'm Callie. If you're dropping in for the first time
0:14.0	welcome to curiosity where we aim to blow your mind by helping you to grow your mind.
0:18.0	If you're a loyal listener, welcome back. Today you'll learn about a new weapon in the
0:21.9	war against toxic shock Syndrome, how scientists
0:25.1	used AI to understand how humans evolved to walk upright, and a new discovery that changes what
0:30.8	we know about saber-tooth cats.
0:33.0	Without further ado, let's satisfy some curiosity.
0:37.0	Researchers have pitted two different bacteria against each other
0:40.0	in an epic facto battle in an effort to treat something that has been causing people trouble for centuries.
0:45.2	Toxic Shock Syndrome.
0:46.8	Oof. Toxic Shock Syndrome is kind of an epic battle all on its own.
0:51.2	Absolutely. So let's talk about that first. Toxic shock
0:54.4	syndrome is a fairly rare but potentially life-threatening condition that
0:58.0	happens because of specific bacterial infections. Generally what happens is
1:02.2	a bacteria called
1:03.2	Staphylococcus areas.
1:04.8	Staff.
1:05.8	Yeah, that's the one.
1:07.1	It finds its way into the vagina or the gastrointestinal tract where it then throws this
	...

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