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Also from AAAS: The Science Update podcast -- a weekly roundup of the popular AAAS radio program.

3 July 2009

Science Podcast: H20 at the Mars Phoenix Landing Site; Serengeti Birds Help Their Forests; Origins of Nervous Systems [Listen to MP3]  
Evidence of water in the geologically recent past in Mars's polar regions; how birds in the Serengeti maintain and stabilize sparse forest habitats; looking back to the first neuron; and more. (41 minutes)
[Transcript of this podcast]

26 June 2009

Science Podcast: New Draft Guidelines for Stem Cells; Neural Basis of Memory; Your Letters to Science [Listen to MP3]  
New draft guidelines for U.S. stem cell research have some surprising omissions; digitally reconstructing brains to explore neuroanatomy – starting with an amnesic patient; your Letters to Science; and more. (35 minutes)
[Transcript of this podcast]

19 June 2009

Science Podcast: Direct Aerosol Effect; Demystifying Merkel Cells; Cystic Fibrosis Update [Listen to MP3]  
The cooling effect of aerosols on the climate; solving a 100-year-old mystery about the role of the body's Merkel cells; 20 years and counting since the discovery of the cystic fibrosis gene – still without a cure; and more. (38 minutes)
[Transcript of this podcast]

12 June 2009

Science Podcast: Development in the Amazon; Stamping Out Kashin-Beck Disease; Measuring Individual Atoms [Listen to MP3]  
Deforestation leads to a "boom and bust" cycle in the Brazilian Amazon; China's efforts to stamp out Kashin-Beck disease; measuring the charge states of individual atoms of gold and silver; and more. (38 minutes)
[Transcript of this podcast]

5 June 2009

Science Podcast: Origins of Sexual Reproduction; Human Social Evolution; Assessing the Impact of Investing in Science [Listen to MP3]  
Understanding the "why" of sexual reproduction; war and trade each drive the evolution of human social behavior; challenges to predicting outcomes of scientific investments; and more. (41 minutes)
[Transcript of this podcast]

29 May 2009

Science Podcast: Arctic Oil And Gas Reserves; Bat White-Nose Syndrome; Your Letters to Science [Listen to MP3]  
Assessing the undiscovered oil and gas reserves in the Arctic; struggling to understand whether a white fungus is the real killer of bat populations; your Letters to Science; and more. (34 minutes)
[Transcript of this podcast]

22 May 2009

Science Podcast: Controlling Blood Vessel Growth; Listening to A New Radio Pulsar; Detecting Scientific Plagiarism [Listen to MP3]  
A microRNA that controls blood vessel growth; seeing and hearing a neutron star as it transitions into a radio pulsar; detecting scientific plagiarism with the Deja vu database; and more. (40 minutes)
[Transcript of this podcast]

15 May 2009

Science Podcast: Vicarious Rewards; Potential Sea Level Rise Reassessment; Monies Budgeted for U.S. Science [Listen to MP3]  
Seeing unrelated strangers succeed modulates neural systems associated with reward; reassessing the potential global sea level rise from the collapse of the Western Antarctic Ice Sheet; the coming year's proposed budget for U.S. science; and more. (41 minutes)
[Transcript of this podcast]

8 May 2009

Science Podcast: Imaging Animal Cells; Bioelectricity Versus Bioethanol; Combating Wheat Rust [Listen to MP3]  
Using infrared fluorescent proteins to image mammalian cells; greater transportation energy and greenhouse gas offsets from bioelectricity than bioethanol; fighting the fungus that threatens wheat; and more. (38 minutes)
[Transcript of this podcast]

1 May 2009

Science Podcast: African and African American Evolutionary History; Immune System Origins; Your Letters to Science [Listen to MP3]  
The genetic structure and history of Africans and African Americans; an essay on the origins of the innate and adaptive immune systems; we read from your Letters to Science; and more. (39 minutes)
[Transcript of this podcast]

24 April 2009

Science Podcast: Focus on Livestock Research [Listen to MP3]  
Insights into mammalian evolution from the complete cow genome; the history of domestication of the sheep; and other advances in livestock research. (39 minutes)
[Transcript of this podcast]

17 April 2009

Science Podcast: Improving Minority Student Performance; Laser Fusion at the National Ignition Facility [Listen to MP3]  
A values-affirmation intervention shows a long-term performance benefit for minority students; using lasers to start a fusion reaction with the hope of producing more energy than was put into create it; and more. (36 minutes)
[Transcript of this podcast]

10 April 2009

Science Podcast: Animal Flight Dynamics; Genetic Screening in Newborns; Ocean Ecosystems [Listen to MP3]  
Flying bugs, bats, and birds exhibit the same turning method; ethical questions around screening newborn blood samples for more than for the health of the baby; a public trust doctrine for managing ocean ecosystems; and more. (40 minutes)
[Transcript of this podcast]

3 April 2009

Science Podcast: Cardiac Renewal; Automating Science; Origin of Flowering Plants [Listen to MP3]  
Evidence that muscle cells in our hearts are generated during our lifetimes; using robots to further automate science; an essay on the origin of flowering plants; and more. (35 minutes)
[Transcript of this podcast]

27 March 2009

Science Podcast: Genetic Influences on Cognition; Visualizing HIV Infection; Professional Science Master's [Listen to MP3]  
The genetic contribution to individual differences in the brain's neural networks; watching HIV jump from cell to cell in real time; arguing for an alternative to a PhD for science students; and more. (34 minutes)
[Transcript of this podcast]

20 March 2009

Science Podcast: Self-Repairing Materials; Erasing a Fear Memory; Coming Coal Crunch [Listen to MP3]  
Alfvén waves in the lower solar atmosphere are energetic enough to heat the Sun's corona; asking for advice from an experienced peer appears to be a better predictor of how you'll feel about a future event than your own imagination; treating neuropsychiatric disorders by putting electrodes in the brain; and more. (39 minutes)
[Transcript of this podcast]

13 March 2009

Science Podcast: Self-Repairing Materials; Erasing a Fear Memory; Coming Coal Crunch [Listen to MP3]  
Materials that heal themselves when exposed to sunlight; tracing a fear memory through a mouse's brain and eliminating it; nearing the peak production of coal; and more. (37 minutes)
[Transcript of this podcast]

6 March 2009

Science Podcast: Markets versus Patents for Intellectual Discovery; Data Deluge in Science; U.S. Science Budget [Listen to MP3]  
Increasing the speed of intellectual discovery; new computing methods needed to handle the deluge of data; more money for science in the stimulus package and U.S. budget; and more. (41 minutes)
[Transcript of this podcast]

27 February 2009

Science Podcast: Predicting Election Outcomes; Drug-Resistant Influenza; Letters to Science [Listen to MP3]  
Young children playing a game predict actual election outcomes; virus mutation confers resistance against most widely used flu drug; your Letters to Science; and more. (37 minutes)
[Transcript of this podcast]

20 February 2009

Science Podcast: New Materials for Microchips; Open-Access Science; Water Vapor Feedback [Listen to MP3]  
Microchip makers forced to consider other materials; the effect of "open access" -- free and unrestricted access to scientific publications -- on citation statistics; and accounting for water vapor in climate change models. (26 minutes)
[Transcript of this podcast]

13-16 February 2009

Science Podcast: 2009 AAAS Annual Meeting Stories
A series of stories and interviews from this year's meeting in Chicago, IL

• 16 February 2009: A sound-rich visit to AAAS family science days [MP3]
• 16 February 2009: Nanofoods for healthier living? [MP3]
• 15 February 2009: On the origin of emotions, the evolution of human behavior, and how putting your feelings into words can dampen those feelings [MP3]
• 15 February 2009: Conversation with ScienceNOW editor David Grimm about some of the many stories happening at the AAAS meeting [MP3]
• 14 February 2009: The science of kissing [MP3]
• 14 February 2009: On the origin of the human diet [MP3]
• 13 February 2009: Interview with incoming AAAS President Peter Agre [MP3]

13 February 2009

Science Podcast: Children's Gesturing; Seeing the Whole Moon; Neandertal Genome Update [Listen to MP3]  
Toddler gesturing may explain disparities in school-aged children's vocabularies; the Kaguya satellite's view of the moon; completing the first draft of the Neandertal genome; and more. (40 minutes)
[Transcript of this podcast]

6 February 2009

Science Podcast: Short-term Memory Biochemistry; Wolf Coat Color; Origin of Art [Listen to MP3]  
Changes in dopamine levels in the brain are associated with better short-term memory; a mutation in wolves that gives them black coats comes from domesticated dogs; seeing the beginnings of symbolic behavior as the origin of art; and more. (38 minutes)
[Transcript of this podcast]

30 January 2009

Science Podcast: Swarming Behavior; Predicting Protests in China; Your Letters to Science [Listen to MP3]  
Locusts' behavior changes mediated by serotonin; social scientists work to forecast protests in China; your Letters to Science; and more. (36 minutes)
[Transcript of this podcast]

23 January 2009

Science Podcast: Increased Tree Mortality; Human Population History; Social Networks and Health [Listen to MP3]  
Trees are dying at a faster rate in the western U.S.; research in bacteria and linguistics confirm each other in how human populations spread across the Pacific; who you know may influence your health; and more. (36 minutes)
[Transcript of this podcast]

16 January 2009

Science Podcast: Modeling Massive Stars; Personalized Medicine; Culture of Astronomy [Listen to MP3]  
The formation of stars more than twenty times larger than the Sun; setting an agenda for personalized medicine; and how the culture and practice of astronomy is changing. (38 minutes)
[Transcript of this podcast]

9 January 2009

Science Podcast: Responses to Racism; Love Songs of Mosquitoes; On the Origin of Species [Listen to MP3]  
People mispredict how they would feel and behave after seeing racism; understanding how sounds affect the interactions among dengue vector mosquitoes; and a new series about evolution. (38 minutes)
[Transcript of this podcast]

2 January 2009

Science Podcast: Focus on Education and Technology [Listen to MP3]  
A companion podcast to our Education and Technology special issue: immersive interfaces for learning; computer-assisted military training; and a new home-learning system in Korea. (28 minutes)
[Transcript of this podcast]

Previous Years' Podcasts

2008 Shows

2007 Shows

2006 Shows

2005 Shows