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60-Second Science



Leading science journalists provide a daily minute commentary on some of the most interesting developments in the world of science. For a full-length, weekly podcast you can subscribe to Science Talk: The Podcast of Scientific American . To view all of ou



 



Fitness Bands Fail on Calorie Counts

Wed, 24 May 2017 11:01:00 -0500

Activity trackers accurately reckon heart rate—but they're way off in estimates of energy expenditure. Christopher Intagliata reports. 


Media Files:
https://www.scientificamerican.com/podcast/podcast.mp3?fileId=1A1391E0-0AD5-4715-942F27503FB804D2




New Concrete Recipes Could Cut Cracks

Fri, 19 May 2017 18:55:00 -0500

Recipes for concrete that incorporate by-products from the coal and steel industries, like fly ash and slag, could reduce road salt–related cracking. Christopher Intagliata reports. 


Media Files:
https://www.scientificamerican.com/podcast/podcast.mp3?fileId=108C3B69-C1E8-4A39-B690FFE4BAA34B50




Bees Prefer Flowers That Proffer Nicotine

Wed, 17 May 2017 22:00:00 -0500

Bumblebees sought out flowers with nicotine in their nectar, and the drug appeared to enhance the bees' memories. Christopher Intagliata reports. 


Media Files:
https://www.scientificamerican.com/podcast/podcast.mp3?fileId=4E8E2A5A-6E22-490F-A939448DC6A7935C




Large Impacts May Cause Volcanic Eruptions

Tue, 16 May 2017 19:04:00 -0500

Really big meteorite or asteroid strikes may cause melting and deep deformations that eventually lead to volcanic eruptions.  


Media Files:
https://www.scientificamerican.com/podcast/podcast.mp3?fileId=E99DD5EE-AA83-4B4D-AAF19215AFAF28F0




Why the Cross Put Chickens on a New Road

Mon, 15 May 2017 17:47:00 -0500

A religiously inspired change in the European diet about a thousand years ago led to the development of the modern domesticated chicken.  


Media Files:
https://www.scientificamerican.com/podcast/podcast.mp3?fileId=EA831943-58B2-46D0-BFB671583205DC20




Field Study: Worms Leave 'Til No-Till

Fri, 12 May 2017 14:30:00 -0500

Earthworm numbers doubled in fields after farmers switched from conventional plowing to no-till agriculture. Christopher Intagliata reports. 


Media Files:
https://www.scientificamerican.com/podcast/podcast.mp3?fileId=67309BF7-217B-43C8-A4B9C237B80F83EF




The Sneaky Danger of Space Dust

Thu, 11 May 2017 19:40:00 -0500

When tiny particles of space debris slam into satellites, the collision could cause the emission of hardware-frying radiation. Christopher Intagliata reports. 


Media Files:
https://www.scientificamerican.com/podcast/podcast.mp3?fileId=A9D13CEA-B58B-4A05-B061AE18210C582B




Insects Donate DNA to Unrelated Bugs

Wed, 10 May 2017 10:23:00 -0500

Bacteria swap DNA among themselves. And that process may be more common in multicellular organisms than previously believed. Christopher Intagliata reports. 


Media Files:
https://www.scientificamerican.com/podcast/podcast.mp3?fileId=EF792D04-72DE-4512-9264DC6E44B85874




Gophers versus the Volcano

Tue, 9 May 2017 19:20:00 -0500

Pocket gophers survived the Mount Saint Helens eruption in their underground burrows and immediately went to work bringing back the ecosystem.  


Media Files:
https://www.scientificamerican.com/podcast/podcast.mp3?fileId=B8197C3E-ABF0-4C8A-90731178B7231E37




Wilderness Areas Suffer from Human Sound

Sun, 7 May 2017 20:25:00 -0500

Human-produced noise doubles the background sound levels in 63 percent of protected areas, and raises it tenfold in 21 percent of such landscapes.  


Media Files:
https://www.scientificamerican.com/podcast/podcast.mp3?fileId=8BF91BFE-F4A2-4931-A6A3B9E95B7B8259




Pollution Peaks When Temperatures Top Out

Wed, 3 May 2017 20:15:00 -0500

As temperatures rise, energy demands peak, with a corresponding increase in air pollutants. Christopher Intagliata reports.


Media Files:
https://www.scientificamerican.com/podcast/podcast.mp3?fileId=53FAE6CD-329C-4B04-AE279C8315512BB6




Hot Chilies Cool Down Gut Inflammation in Mice

Tue, 2 May 2017 17:30:00 -0500

The spicy compound in chilies kicks off a chemical cascade that reduces gut inflammation and immune activity in mice. Christopher Intagliata reports. 


Media Files:
https://www.scientificamerican.com/podcast/podcast.mp3?fileId=127DFCFE-1AA0-4896-B24C9AF90B119EAC




Bronx River's Cleanup Brings Herring Home

Mon, 1 May 2017 14:22:00 -0500

Called an "open sewer" in the recent past, the Bronx River is now clean enough for a type of herring to once again be introduced and to make runs to the ocean.  


Media Files:
https://www.scientificamerican.com/podcast/podcast.mp3?fileId=6A69244E-75C7-4921-89866CAA1B694018




Ancient Human DNA Found in Cave Dirt

Fri, 28 Apr 2017 19:42:00 -0500

Scientists uncovered genetic traces of Neandertals and Denisovans by screening cave dirt for DNA. Christopher Intagliata reports.


Media Files:
https://www.scientificamerican.com/podcast/podcast.mp3?fileId=7032046B-C4BE-48D1-ADE52E47CDEA05CB




Gut Microbes Help Keep Starved Flies Fecund

Wed, 26 Apr 2017 18:45:00 -0500

Microbes living in the guts of fruit flies appear to influence the flies' food choice—and promote egg production, even under a nutrient-poor diet. Christopher Intagliata reports.


Media Files:
https://www.scientificamerican.com/podcast/podcast.mp3?fileId=CE265485-B185-43E7-8EAF162E9FF4B5BD