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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



 



Blood Cells Remember Your Mountain Vacation

Thu, 23 Feb 2017 22:49:00 -0500

Red blood cells retain a memory of high-altitude exposure, allowing for faster acclimation next time. But that memory fades within four months. Christopher Intagliata reports. 


Media Files:
https://www.scientificamerican.com/podcast/podcast.mp3?fileId=475A1627-5B26-49BA-A65A88F9F0D3262D




Fermented Foods Find Fervent Advocate

Wed, 22 Feb 2017 20:43:00 -0500

Properly fermented foods deliver probiotics that could help cut disease risk, said a researcher at the annual meeting of the AAAS.


Media Files:
https://www.scientificamerican.com/podcast/podcast.mp3?fileId=DBF145CD-87CB-4CFF-93D1D48E78FE1CEA




Vision Needed to Curb Nearsightedness Epidemic

Tue, 21 Feb 2017 21:38:00 -0500

In urban Asian areas myopia among teenagers is topping 90 percent—but foresight may be able to bring those numbers way down.  


Media Files:
https://www.scientificamerican.com/podcast/podcast.mp3?fileId=B70CA45F-4F0E-4799-8CED494A0010B643




Guppy Groups Provide Friendly Protection against Foes

Mon, 20 Feb 2017 22:11:00 -0500

Guppies exposed to predators tend to aggregate into smaller, more tightly knit groups, which may allow them to coordinate their predator avoidance strategies. Jason G. Goldman reports.


Media Files:
https://www.scientificamerican.com/podcast/podcast.mp3?fileId=581E417D-9099-4187-ADCD7DFB0281D563




Spaceflight Squishes Spacefarers' Brains

Sat, 18 Feb 2017 16:27:00 -0500

Astronauts’ gray matter is compressed by time in space—except in an area that controls feeling and movement in the legs. Karen Hopkin reports.


Media Files:
https://www.scientificamerican.com/podcast/podcast.mp3?fileId=8D175518-6DC3-48D7-BDB8D1364FD42663




2 Words Trigger CDC to Stay Quiet

Fri, 17 Feb 2017 21:05:00 -0500

Researchers and administrators at the CDC dare not utter the words guns or firearms for fear of budget cuts from Congress, according to health policy researcher David Hemenway.  


Media Files:
https://www.scientificamerican.com/podcast/podcast.mp3?fileId=1A19BE19-6484-4962-A31EB4928D6619D1




The True "Bottom" of the Food Chain Is Plenty Polluted

Thu, 16 Feb 2017 20:33:00 -0500

Critters living more than six miles below the ocean surface contain high levels of harmful compounds like PCBs and flame retardants. Julia Rosen reports.


Media Files:
https://www.scientificamerican.com/podcast/podcast.mp3?fileId=0FC8BDA4-62BD-4816-AE3CADFAFBB177DF




Heat Sensor Has Snaky Sensitivity

Wed, 15 Feb 2017 21:23:00 -0500

Researchers have developed a heat sensor that can detect temperature changes of just ten thousandths of a degree Celsius—comparable with the sensitivity of pit vipers. Christopher Intagliata reports.


Media Files:
https://www.scientificamerican.com/podcast/podcast.mp3?fileId=9997EE86-9719-4D2A-997C824B72750A25




Housing Boom Busts Birds' Valentine's Day

Tue, 14 Feb 2017 12:33:00 -0500

A Pacific Northwest housing boom is encroaching on songbird habitat, forcing the birds to flee their homes—and their mates.    


Media Files:
https://www.scientificamerican.com/podcast/podcast.mp3?fileId=FA010BE7-99F1-432C-8FB9236D11F08F22




Cool Coating Chills in Sunlight

Mon, 13 Feb 2017 19:52:00 -0500

A thin film coating can chill a vat of water to 15 degress Fahrenheit cooler than its surroundings, by absorbing—and then emitting—the sun's infrared rays. Christopher Intagliata reports.


Media Files:
https://www.scientificamerican.com/podcast/podcast.mp3?fileId=56D31322-6574-46C4-915283D2BF7EA634




Partnered-Up Men More Attractive to Women

Thu, 9 Feb 2017 11:32:00 -0500

Women rate a man they see with an attractive woman as more desirable than an unattached man. Erika Beras reports.


Media Files:
https://www.scientificamerican.com/podcast/podcast.mp3?fileId=EB98C4C7-F331-4D83-AC6822C3C7507849




Gulf Dead Zone Makes for Shrimpier Shrimp

Wed, 8 Feb 2017 11:19:00 -0500

The low-oxygen waters of the dead zone in the Gulf of Mexico result in smaller shrimp, and a spike in large shrimp prices. Christopher Intagliata reports.


Media Files:
https://www.scientificamerican.com/podcast/podcast.mp3?fileId=AC9FEFBB-22CD-462B-9184D80BBBB14282




Frog Spit Behaves Like Bug-Catching Ketchup

Mon, 6 Feb 2017 18:58:00 -0500

The amphibians' saliva is what's known as a "shear-thinning fluid," like ketchup—sometimes thick, sometimes thin and flowing. Christopher Intagliata reports.


Media Files:
https://www.scientificamerican.com/podcast/podcast.mp3?fileId=A1C60388-96AE-4904-A9F9EEE656E226C1




Super Bowl Snacks Need These Exercise Equivalents

Sat, 4 Feb 2017 19:14:00 -0500

Charles Platkin, director of the New York City Food Policy Center at Hunter College, published tips on what it would take to burn off the calories we typically consume during the Super Bowl  


Media Files:
https://www.scientificamerican.com/podcast/podcast.mp3?fileId=7C93E926-3B0D-442E-8EB0BED633E2D508




The Arctic's Anti-Snowball Snowball Effect

Thu, 2 Feb 2017 16:34:00 -0500

Arctic heat waves melt sea ice, which promotes more warming and even more ice loss. In other words, it’s a snowball effect—or in this case, an anti-snowball effect. Julia Rosen reports.


Media Files:
https://www.scientificamerican.com/podcast/podcast.mp3?fileId=AB1ACCF5-D733-4EDD-860080859C1BD06F