Podcast: Babylonian astronomers, doubly domesticated cats, and outrunning a T. Rex

Science Magazine Podcast

Science Podcast

News, News Commentary, Science

4.3 • 842 Ratings

🗓️ 28 January 2016

⏱️ 26 minutes

🔗️ Recording | iTunes | RSS

🧾️ Download transcript

Summary

Online news editor David Grimm shares stories on 66-million-year-old Tyrannosaurus rex tracks, a signature of human consciousness, and a second try at domesticating cats. Mathieu Ossendrijver joins host Sarah Crespi to discuss newly translated Babylonian tablets that extend the roots of calculus all the way back to between 350 B.C.E. to 50 B.C.E. Read the related research in Science. Learn more about your ad choices. Visit megaphone.fm/adchoices

Transcript

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0:00.0	Introducing Peak Scientific. With over 25 years of expertise, Peak leads the industry in providing
0:06.8	reliable, high purity gas generators for LCMS and GCMS. Whether you're in the lab conducting
0:13.2	groundbreaking research or pushing the boundaries of science, trust Peak Scientific to supply
0:18.7	gas for undisrupted workflows.
0:24.4	When it comes to your LC or G.C, don't settle for less.
0:30.8	Choose the solution that is tested, validated, and approved by leading instrument manufacturers globally. Visit PeekScientific.com and quote Science Podcast to receive special offers.
0:43.3	Thank you. and quote Science Podcast to receive special offers. Welcome to the science podcast for January 29, 2016.
0:47.9	I'm Sarah Crespi.
0:49.2	In this week's show, Matthew Asandriver talks about ancient Babylonian astronomers, and David Grimm is back with the latest from our online daily news site.
1:01.8	Support for the science podcast is provided by AAAS, the American Association for the Advancement of Science.
1:12.0	Now we have David Grimm, editor for our daily news site.
1:15.5	He's calling in from home because of all the snow that we have from Snowzilla.
1:20.9	And he's here to talk about some recent online stories.
1:24.3	I'm Sarah Crespi.
1:25.6	First up, we have a story on walking like a T-Rex. We're going to be talking
1:30.2	Tyrannosaurus here. So let's do a rundown on the numbers. These monstrous dynos lived about
1:35.7	66 million years ago, hung around North America mostly, and could be over 12 meters long and
1:43.0	almost seven metric tons in weight.
1:45.6	The big question, though, is could you outrun one?
1:48.7	And now some researchers think that they have some evidence about how fast these guys went.
1:54.3	What do they know, Dave?
1:55.5	Well, what they did was, you know, obviously we can't go back in time,
	...

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