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Hayden Library - PT2635.I65 A2 2015b

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Hayden Library - PT2719.A54 D4313 2018

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The minimum requirements for a Y chromosome with Monika Ward; Eliot Marshall checks in on U.S.'s missile interception program 30 years later; Sylvia Zhu breaks down observations from the brightest gamma-ray burst.

Talking kids' science books with Maria Sosa; predicting happiness in marriage with James McNulty; investigating questionable scholarly publishing practices in China with Mara Hvistendahl.

Hunter-gatherer gut microbes, fast moving mountains, and a daily news roundup.

Tackling the role of early fetal brain development in autism; daily news stories with David Grimm.

A new class of gamma ray sources; roundup of daily news.

Sara Mitchell discusses the co-evolution of sexual traits in mosquitoes and their influence on malaria transmission. David Grimm discusses daily news stories. Hosted by Susanne Bard. [Img: © Sam Cotton]

Daniel Markovits discusses the preferences for fairness and equiality among potential future US leaders and David Grimm talks about finding fluorine's origins, persistant lone wolves, and the domestiction of the chicken. Hosted by Sarah Crespi. [Image credit: Philip Pikart/CC BY-SA 4.0]

Alan Stern discusses the first scientific results from the New Horizons July 14 flyby of Pluto, which revealed details about the dwarf planet's geology, surface composition, and atmosphere; Catherine Matacic talks about dino temps, Paleo-sleeping, and editing pig organs. Hosted by Sarah Crespi.

Bruce Jakosky discusses where Mars' once-thick, CO2-ish atmosphere went and the first data from the MAVEN mission to study the Red Planet; David Grimm talks about worm allergies, fake fingerprints, and toilets for all. Hosted by Sarah Crespi. [Img: NASA]

Paul O'Toole discusses what happens to our gut microbes as we age; David Grimm talks about competent grandmas, our tilted moon, and gender in the brain. Hosted by Susanne Bard. [Img: Dhinakaran Gajavarathan CC BY 2.0, via flickr]

Online News Editor David Grimm shares stories on studying marijuana use in teenage twins, building a better maze for psychological experiments, and a close inspection of the bugs in our homes. Science News Writer Eric Hand joins host Sarah Crespi to discuss the potential for a ninth planet in the solar system that circles the sun just once every 15,000 years.  [Image: Gilles San Martin/CC BY-SA 2.0]

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.

Online news editor David Grimm shares stories on killing cells to lengthen life, getting mom’s microbes after a C-section, and an advanced fitness tracker that sits on the wrist and sips sweat.   Michael Yudell joins host Sarah Crespi to discuss an initiative to replace race in genetics with more biologically meaningful terms, and Lena Wilfert talks about drivers of the global spread of the bee-killing deformed wing virus.   [Image: Vipin Baliga/(CC BY 2.0)]

Online News Editor David Grimm shares stories on how our abilities shape our minds, killing cancer cells with gold nanoparticles, and catching art forgery with cat hair.   Laura Blanton joins host Sarah Crespi to discuss how nourishing our gut microbes may prevent malnutrition. Read the related research in Science.   [Image: D. S. Wagner et al., Biomaterials, 31 (2010)]   Authors: Sarah Crespi; David Grimm

Online News Editor David Grimm shares stories on the influence of governmental corruption on the honesty of individuals, what happened when our ancestors cut back on the amount of time spent chewing food, and how plants use sand to grind herbivores‘ gears.   Science’s International News Editor Rich Stone joins host Sarah Crespi to discuss his forensics story on how to track down the culprits after a nuclear detonation.   [Image: Miroslav Boskov]

News intern Nala Rogers shares stories on mineral-mining microbes, mapping hurricane damage using social media, and the big takeaway from the latest human-versus-computer match up.   Hal Weaver joins host Sarah Crespi to discuss five papers from New Horizons Pluto flyby, including a special focus on Pluto’s smaller moons.   [Image: Saran_Poroong/iStockphoto]

Online News Editor David Grimm shares stories on SeaWorld’s plans for killer whales, the first steps toward silicon-based life, and the ripple effect of old dads on multiple generations.   Andrew Curry joins host Sarah Crespi to discuss a grisly find in Northern Germany that suggests Bronze Age northern Europe was more organized and more violent than thought.   [Image: ANDESAMT FÜR KULTUR UND DENKMALPFLEGE MECKLENBURG-VORPOMMERN/LANDESARCHÄOLOGIE/S. SUHR ]

Online news editor Catherine Matacic shares stories on the evolution of sign language, short conversations than can change minds on social issues, and finding the one-in-a-million people who seem to be resistant to certain genetic diseases—even if they carry genes for them.   Nuno Faria joins host Sarah Crespi to explain how genomic analysis can track Zika’s entry date into Brazil and follow its spread.     [Image: r.a. olea/Flickr]

Online News Editor David Grimm shares stories on finding clues to giraffes’ height in their genomes, evidence that humans are still evolving from massive genome projects, and studies that infect humans with diseases on purpose.  Warren Cornwall joins host Sarah Crespi to discuss an intense study of slum-dwelling rats. [Image: Mauricio Susin]

Listen to stories on the first mirror image molecule spotted in outer space, looking at the role of touch in the development of autism, and grafting on lab-built bones, with online news editor David Grimm.   Karen Ersche talks about why cocaine addiction is so hard to treat and what we can learn by bringing addicted subjects into the lab with host Sarah Crespi.   [Image: Science/Music: Jeffrey Cook]

Listen to stories on how plants know when to take risks, confirmation that the ozone layer is on the mend, and genes that come alive after death, with Online News Editor David Grimm.   Science news writer Jon Cohen talks with Julia Rosen about South Africa’s bid to end AIDS.   [Image: J.Seita/Flickr/Music: Jeffrey Cook]  

News stories on bees that live perilously close to the mouth of a volcano, diagnosing arthritis in dinosaur bones, and the evolution of the female orgasm, with David Grimm.  From the magazine Rivers deliver water to the ocean but water is also discharged along the coast in a much more diffuse way. This “submarine groundwater discharge” carries dissolved chemicals out to sea. But the underground nature of these outflows makes them difficult to quantify.  Audrey Sawyer talks with Sarah Crespi about the scale of this discharge and how it affects coastal waters surrounding the United States.  [Image: Hilary Erenler/Music: Jeffrey Cook]

News stories on magnetic waste in the brain, the top deal breakers in online dating, and wolves that are willing to “risk it for the biscuit,” with David Grimm.   From the magazine How do we track where we are going and where we have been? Do you pay attention to your path? Look for landmarks? Leave a scent trail? The problem of navigation has been solved a number of different ways by animals. The desert-dwelling Cataglyphis ant was thought to rely on stride integration, basically counting their steps. But it turns out they have a separate method of keeping track of their whereabouts called “optic flow.” Matthias Wittlinger joins Sarah Crespi to talk about his work with these amazing creatures.   Read the research.   [Image: Rooobert Bayer /Music: Jeffrey Cook]

A quick change in chickens’ genes as a result of a papal ban on eating four-legged animals, the appeal of tragedy, and genetic defects in the “sixth sense,” with David Grimm.   From the magazine  In February of this year, one of the most regular phenomena in the atmosphere skipped a cycle. Every 22 to 36 months, descending eastward and westward wind jets—high above the equator—switch places. The Quasi-Biennial Oscillation, or QBO, is normally so regular you can almost set your watch by it, but not this year. Scott Osprey discusses the implications for this change with Alexa Billow.   Read the research.   [Image: ValerijaP/iStockphoto; Music: Jeffrey Cook]

This week, we chat about 50-kilogram otters that once stalked southern China, using baseball stats to show how jet lag puts players off their game, and a growing link between pollution and dementia, with Online News Editor David Grimm. Also in this week’s show: our very first monthly book segment. In the inaugural segment, Jen Golbeck interviews Helen Pilcher about her new book Bring Back the King: The New Science of De-extinction. Plus Denise Tieman joins Alexa Billow to discuss the genes behind tomato flavor, or lack thereof.   Listen to previous podcasts.    [Image: Dutodom; Music: Jeffrey Cook]

This week, new estimates for the depths of the world’s lakes, a video game that could help kids be safer bike riders, and teaching autonomous cars to read road signs with Online News Editor David Grimm. And Ariana Orvell joins Sarah Crespi to discuss her study of how the word “you” is used when people recount meaningful experiences. Listen to previous podcasts. Download the show transcript. Transcripts courtesy of Scribie.com. [Image: VisualCommunications/iStockphoto; Music: Jeffrey Cook]

This week, how to avoid contaminating Mars with microbial hitchhikers, turning mammalian cells into biocomputers, and a look at how underground labs in China are creating synthetic opioids for street sales in the United States with Online News Editor Catherine Matacic. Caitlin Hicks Pries joins Julia Rosen to discuss her study of the response of soil carbon to a warming world. And for this month’s book segment, Jen Golbeck talks to Rob Dunn about his book Never Out of Season: How Having the Food We Want When We Want It Threatens Our Food Supply and Our Future. Listen to previous podcasts. Download the show transcript. Transcripts courtesy of Scribie.com. [Image: NASA/JPL-Caltech; Music: Jeffrey Cook]