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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



 



Big Earthquakes May Be More Likely During New and Full Moons

Tue, 27 Sep 2016 17:54:00 -0500

When the sun, moon and Earth are aligned, high tidal stress may increase the chances that an earthquake will grow bigger than it otherwise might have been.


Media Files:
http://www.scientificamerican.com/podcast/podcast.mp3?fileId=8925F42A-F1F8-42A4-8272C5A9A0E95C65




Clever Ants Have Backup Navigation Systems

Thu, 22 Sep 2016 19:04:00 -0500

An ant walking in the desert can gauge distance by footsteps and the sun's position, but an ant being carried can estimate distance by visual information perceived as it passed by.  


Media Files:
http://www.scientificamerican.com/podcast/podcast.mp3?fileId=A08FA111-412C-4A1B-8056211EF7AA0AAB




Ancient Biblical Scroll Gets Read While Wrapped

Wed, 21 Sep 2016 23:48:00 -0500

Researchers used high-tech visualization techniques to peer inside an ancient scroll too fragile to unwrap.  


Media Files:
http://www.scientificamerican.com/podcast/podcast.mp3?fileId=9A658C3A-648F-4B1A-93300BF0C6E11CC9




Birch Trees Droop at Night with No Rays in Sight

Tue, 20 Sep 2016 16:17:00 -0500

The branches of birch trees in Europe sagged by as much as four inches at night compared with daytime.  


Media Files:
http://www.scientificamerican.com/podcast/podcast.mp3?fileId=63BBD036-07B2-4C75-B490BD9B37F277AB




Some Malaria Mosquitoes May Prefer Cows to Us

Mon, 19 Sep 2016 09:00:00 -0500

A chromosomal rearrangement may cause one mosquito species to be lured to cows instead of humans for a blood meal. Christopher Intagliata reports.


Media Files:
http://www.scientificamerican.com/podcast/podcast.mp3?fileId=6373A1FA-30A2-40E0-B3F1396993B84913




Drunk People Feel Soberer around Heavy Drinkers

Thu, 15 Sep 2016 20:38:00 -0500

Drinkers surrounded by even more inebriated people feel less drunk than a breathalyzer test indicates they actually are. Christopher Intagliata reports.


Media Files:
http://www.scientificamerican.com/podcast/podcast.mp3?fileId=14824345-7D79-454F-9A8F30B98EE219F3




Oldest Known Indigo Dye Found in Peru

Wed, 14 Sep 2016 13:59:00 -0500

Fabric dyed with indigo just found in Peru is some 1,600 years older than indigo-dyed fabrics that have been found in the Middle East.  


Media Files:
http://www.scientificamerican.com/podcast/podcast.mp3?fileId=DE68359B-9580-4C8E-9432091C30599784




Road Noise Makes Birds' Lives Tougher

Tue, 13 Sep 2016 17:35:00 -0500

By playing road noise where there was no road, researchers were able to gauge the effect of the noise on bird behavior without having to deal with the effect of the road itself.  


Media Files:
http://www.scientificamerican.com/podcast/podcast.mp3?fileId=2E874E1E-41A7-4330-AE571F0D4451F959




World Wilderness Down 10 Percent in 20 Years

Mon, 12 Sep 2016 19:18:00 -0500

South America and central Africa lost the most wilderness in a decline since the 1990s that saw the planet's wild areas down by a tenth  


Media Files:
http://www.scientificamerican.com/podcast/podcast.mp3?fileId=909B7CE0-28F2-413F-B56850B6D0B02604




Photonic Chip Could Strengthen Smartphone Encryption

Thu, 8 Sep 2016 21:09:00 -0500

The chip uses pulses of laser light to generate truly random numbers, the basis of encryption. Christopher Intagliata reports.


Media Files:
http://www.scientificamerican.com/podcast/podcast.mp3?fileId=FFAA17F9-8786-4294-808ED08CE1E3FDB8




Protein Test Could Complement Crime Scene DNA Analysis

Wed, 7 Sep 2016 14:01:00 -0500

Researchers determined that the variation of a couple hundred proteins in a person's hair could be enough to single her out from one million individuals. Christopher Intagliata reports.


Media Files:
http://www.scientificamerican.com/podcast/podcast.mp3?fileId=438C53D1-0FDE-4DA2-B05081F2EB2995DA




Shark Fins Contain Toxic "One–Two Punch"

Fri, 2 Sep 2016 13:24:00 -0500

Sharks can accumulate both methylmercury and a toxin called BMAA, which can have synergistic effects on human consumers. Christopher Intagliata reports.


Media Files:
http://www.scientificamerican.com/podcast/podcast.mp3?fileId=A37F8358-F0AF-49FB-9892CB4718D374A6




Teen Pregnancy Prevention Program Actually Promotes It

Wed, 31 Aug 2016 10:59:00 -0500

Teenage girls who cared for infant dolls, an intervention meant to prevent pregnancy, actually had a higher risk of getting pregnant by age 20. Christopher Intagliata reports.


Media Files:
http://www.scientificamerican.com/podcast/podcast.mp3?fileId=F7A812A3-9B00-426D-AC297C5AE9E94FAD




Color-Changing Skin Aids Climate Control and Communication

Mon, 29 Aug 2016 16:05:00 -0500

Bearded dragons modify their colors for camouflage or to maintain body temperature, or to communicate with other dragons. Jason G. Goldman reports.


Media Files:
http://www.scientificamerican.com/podcast/podcast.mp3?fileId=F1167FF8-036F-45D7-BC80C6526C0654EF




Waste Amphetamines Alter Underwater Ecosystems

Thu, 25 Aug 2016 14:01:00 -0500

Using an artificial stream system, researchers found that amphetamine residues altered insect and microbial life in aquatic ecosystems. Christopher Intagliata reports.


Media Files:
http://www.scientificamerican.com/podcast/podcast.mp3?fileId=C13A2C3C-F951-4C81-BF7B323A1D0C5A28