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] Learn more about your ad choices. Visit megaphone.fm/adchoices
May 19, 2016•22 min•Transcript available on Metacast Online News Editor Catherine Matacic shares stories how the Venus flytrap turned to the meat-eating side, a new clingy polymer film that shrinks up eye bags, and survey results on who pirates scientific papers and why. Hanika Rizo joins Julia Rosen to discuss evidence that parts of Earth have remained unchanged since the planet formed. Learn more about your ad choices. Visit megaphone.fm/adchoices
May 12, 2016•22 min•Transcript available on Metacast Online News Editor David Grimm shares stories on a proposal for an orca sanctuary in the sea, the genes behind conceiving fraternal twins, and why CRISPR won’t be fixing the sick anytime soon. Elizabeth Pennisi joins host Sarah Crespi to discuss bold birds, shy spiders, and the importance of animal personality. [Image: Judy Gallagher] Learn more about your ad choices. Visit megaphone.fm/adchoices
May 05, 2016•28 min•Transcript available on Metacast Online News Editor Catherine Matacic shares stories on howearthquakes may trigger volcanic eruptions, growing obesity in China’s children, and turning salty watersweet on the cheap. Lauren Cohen joins host Sarah Crespi to discuss the rise of patenttrolls in the United States and a proposal for cutting back ontheir sizable profits. [Image: © Alberto Garcia/Corbis] Learn more about your ad choices. Visit megaphone.fm/adchoices
Apr 28, 2016•31 min•Transcript available on Metacast Online news editor David Grimm shares stories on a possibledebunking of a popular brain stimulation technique, using “dirty” mice in the lab to simulate the human immune system, and how South American monkeys’ earliest ancestors used rafts to get to Central America. Kristi Curry Rogers joins host Sarah Crespi to discuss insights into dinosaur growth patterns from the bones of a baby titanosaur found in Madagascar. Read the research. [Image: K. Curry Rogers et al./Science] Learn more about your a...
Apr 21, 2016•27 min•Transcript available on Metacast 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] Learn more about your ad choices. Visit megaphone.fm/adchoices
Apr 14, 2016•23 min•Transcript available on Metacast Online news editor David Grimm shares stories on evidence for the earth being hit by supernovae, record-breaking xenotransplantation, and winning friends and influencing people with human sacrifice. Staff news writer Jocelyn Kaiser joins host Sarah Crespi to discuss how small membrane-bound packets called “exosomes” might pave the way for cancer cells to move into new territory in the body. [Image: Val Altounian/Science] Learn more about your ad choices. Visit megaphone.fm/adchoices
Apr 07, 2016•21 min•Transcript available on Metacast Online news editor David Grimm shares stories on yeasty hitchhikers, sunlight-induced rockfalls, and the tiniest gravity sensor. Andrea Adamo joins host Sarah Crespi to discuss a revolutionary way of making drugs using a portable, on-demand, and reconfigurable drug factory. [Image: Tom Evans] Learn more about your ad choices. Visit megaphone.fm/adchoices
Mar 31, 2016•22 min•Transcript available on Metacast 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 ] Learn more about your ad choices. Visit meg...
Mar 24, 2016•28 min•Transcript available on Metacast 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] Learn more about your ad choices. Visit megaphone.fm/adchoices
Mar 17, 2016•26 min•Transcript available on Metacast 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] Learn more about your ad choices. Visit megaphone.fm/a...
Mar 10, 2016•28 min•Transcript available on Metacast Online News Editor David Grimm shares stories on zombification by a frog-killing fungus, relating the cosmological constant to life in the universe, and ancient viral genes that protect us from illness. Chris Larson joins host Sarah Crespi to discuss a new type of robot skin that can stretch and glow. [Image: Jungbae Park] Learn more about your ad choices. Visit megaphone.fm/adchoices
Mar 03, 2016•26 min•Transcript available on Metacast Online News Editor Catherine Matacic shares stories on what we can learn from 6million years of climate data, how to make lifelike orchids with 3D printing, and crowdsourced gender bias on eBay. Fernando Rosario-Ortiz joins host Sarah Crespi to discuss how approaches to water purification differ between countries. [Image: Eric Hunt/Wikipedia/CC BY-SA 3.0]0] Learn more about your ad choices. Visit megaphone.fm/adchoices
Feb 25, 2016•27 min•Transcript available on Metacast 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 Learn more about your ad choices. Visit megaphone.fm/adchoices
Feb 18, 2016•24 min•Transcript available on Metacast Online news editor David Grimm shares stories on confessions extracted from sleepy people, malaria hiding out in deer, and making squishable bots based on cockroaches. Corinne Simonti joins host Sarah Crespi to discuss whether Neandertal DNA in the human genome is helping or hurting. Read the related research in Science. [Image: Tom Libby, Kaushik Jayaram and Pauline Jennings. Courtesy of PolyPEDAL Lab UC Berkeley.] Learn more about your ad choices. Visit megaphone.fm/adchoices
Feb 11, 2016•22 min•Transcript available on Metacast 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)] Learn more about your ad choices. Visit m...
Feb 04, 2016•31 min•Transcript available on Metacast 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. Learn more about your ad choices. Visit megaphone.fm/adchoices
Jan 28, 2016•27 min•Transcript available on Metacast 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] Learn more about your ad choices. Visit megaphone.fm/adchoices
Jan 21, 2016•19 min•Transcript available on Metacast In this week’s podcast, David Grimm talks about brave birds, building a brighter light bulb, and changing our voice to influence our emotions. Plus, Ann Gibbons discusses the implications of a butchered 45,000-year-old mammoth found in the Siberian arctic for human migration. Read the related research in Science. [IMG: Dmitry Bogdanov] Learn more about your ad choices. Visit megaphone.fm/adchoices
Jan 14, 2016•17 min•Transcript available on Metacast What stripped an unusual black hole of its stars? Can a bipolar drug change ant behavior? And did dinosaurs dance to woo mates? Science's Online News Editor David Grimm chats about these stories and more with Science's Multimedia Producer Sarah Crespi. Plus,Science's Emily Underwood wades into the muddled world of migraine research, and Jessica Metcalf talks about using modern microbial means to track mammalian decomposition. Learn more about your ad choices. Visit megaphone.fm/adchoices
Jan 08, 2016•33 min•Transcript available on Metacast Robert Coontz discusses Science's 2015 Breakthrough of the Year and runners-up, from visions of Pluto to the discovery of a previously unknown human species. Online news editor David Grimm reviews the top news stories of the past year with Sarah Crespi. Hosted by Susanne Bard. Learn more about your ad choices. Visit megaphone.fm/adchoices
Dec 17, 2015•40 min•Transcript available on Metacast Brenden Lake discusses a new computational model that rivals the human ability to learn new concepts based on just a single example; David Grimm talks about attracting cockroaches, searching for habitable planets, and looking to street dogs to learn about domestication. Hosted by Susanne Bard. [Img: Rodrigo Basaure CC BY 2.0, via flickr] Learn more about your ad choices. Visit megaphone.fm/adchoices
Dec 10, 2015•25 min•Transcript available on Metacast 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] Learn more about your ad choices. Visit megaphone.fm/adchoices
Dec 03, 2015•29 min•Transcript available on Metacast Joshua Blumenstock discusses patterns of mobile phone use as a source of "big data" about wealth and poverty in developing countries; David Grimm talks about gene drives, helpful parasites, and electric roses. Hosted by Sarah Crespi. [Img: A.A. JAMES] Learn more about your ad choices. Visit megaphone.fm/adchoices
Nov 26, 2015•29 min•Transcript available on Metacast Jennifer Long explains how scientists have engineered human vocal cords; Catherine Matacic talks about vanquishing a deadly amphibian fungus, pigeons that spot cancer, and more. Hosted by Susanne Bard. [Img: Jaime Bosch MNCN-CSIC] Learn more about your ad choices. Visit megaphone.fm/adchoices
Nov 19, 2015•28 min•Transcript available on Metacast Lauren Sallan discusses the consequences of a mass extinction event 359 million years ago on vertebrate body size; David Grimm talks about grandma's immune system, gambling on studies, and killer genes. Hosted by Sarah Crespi. [Img: Robert Nicholls] Learn more about your ad choices. Visit megaphone.fm/adchoices
Nov 12, 2015•21 min•Transcript available on Metacast 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] Learn more about your ad choices. Visit megaphone.fm/adchoices
Nov 05, 2015•24 min•Transcript available on Metacast Lizzie Wade discusses whether the amazing biodiversity of the Amazon Basin was the result of massive flooding, or the uplift of the Andes mountain range. David Grimm talks about microbes aboard the International Space Station, the fate of juvenile giant ground sloths during the Pleistocene, and singing classes as social glue. Hosted by Susanne Bard. [Img: ©Jason Houston] Learn more about your ad choices. Visit megaphone.fm/adchoices
Oct 29, 2015•32 min•Transcript available on Metacast Rhitu Chatterjee discusses Project Prakash and the neuroscience behind reversing blindness in children, teenagers, and adults in rural India; David Grimm talks about where dogs came from, when life first evolved, and holes in the brain. Hosted by Susanne Bard. [Img: Francois de Halleux CC BY-NC-ND 2.0] Learn more about your ad choices. Visit megaphone.fm/adchoices
Oct 22, 2015•33 min•Transcript available on Metacast 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. Learn more about your ad choices. Visit megaphone.fm/adchoices
Oct 15, 2015•26 min•Transcript available on Metacast 
