Curiosity Weekly - podcast cover

Curiosity Weekly

Discoverywww.discovery.com

Welcome to Curiosity Weekly from Discovery, hosted by Dr. Samantha Yammine. Once a week, we’ll bring you the latest and greatest in scientific discoveries and break down the details so that you don’t need a PhD to understand it. From neuroscience to climate tech to AI and genetics, no subject is off-limits. Join Sam as she interviews expert guests and investigates the research guiding some of the most exciting scientific breakthroughs affecting our world today.  


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Episodes

Why Some Words Are More Memorable, How Hair Growth Works, and How Fish End Up in Landlocked Lakes

Learn about why some words are more memorable than others; how hair growth works; and how fish end up in landlocked lakes. Brain study reveals why some words are more memorable than others by Kelsey Donk NIH study finds out why some words may be more memorable than others. (2020). EurekAlert! https://www.eurekalert.org/pub_releases/2020-06/nion-nsf062620.php Xie, W., Bainbridge, W. A., Inati, S. K., Baker, C. I., & Zaghloul, K. A. (2020). Memorability of words in arbitrary verbal association...

Aug 03, 202011 min

Advertising Makes Us Unhappy, The Myth of Maximum Heart Rate, and How Parents Can Help Language Researchers with an App

Learn about why more advertising means less happiness; how to calculate your maximum heart rate; and how parents and kids can help language researchers during the pandemic, with help from an app called KidTalk. The more ads we see, the less happy we are by Kelsey Donk Advertising Makes Us Unhappy. (2019, December 31). Harvard Business Review. https://hbr.org/2020/01/advertising-makes-us-unhappy Advertising as a major source of human dissatisfaction | VOX, CEPR Policy Portal. (2019). Voxeu.org. h...

Jul 31, 202011 min

Why New Habits Have to Be Tiny (w/ Dr. BJ Fogg) and Why Human Infants Are Late Bloomers

Stanford behavior scientist Dr. BJ Fogg, author of “Tiny Habits: The Small Changes That Change Everything,” explains why the best new habits are tiny ones. Then, learn why human infants are late bloomers compared to other baby animals. More from Dr. BJ Fogg, Stanford behavior scientist: Pick up “Tiny Habits: The Small Changes That Change Everything” on Amazon https://amazon.com Official website https://www.bjfogg.com/ Behavior Design Lab at Stanford University https://habits.stanford.edu/ Follow...

Jul 30, 202012 min

A New Way to Build Habits (w/ Dr. BJ Fogg) and the Best Time of Day to Exercise

Stanford behavior scientist Dr. BJ Fogg explains new research into how you can pick new habits you’ll actually stick with. Then, you’ll learn about the best time of day to exercise. More from Dr. BJ Fogg, Stanford behavior scientist: Pick up “Tiny Habits: The Small Changes That Change Everything” on Amazon https://amazon.com Official website https://www.bjfogg.com/ Behavior Design Lab at Stanford University https://habits.stanford.edu/ Follow @bjfogg on Twitter https://twitter.com/bjfogg Hear us...

Jul 29, 202012 min

Why Stress Sweat Smells Worse, Studying Wildlife During the Pandemic, and Do Men Just Not See Messes?

Learn about how scientists and animals are benefitting from the “anthropause” during the coronavirus pandemic; why sweat from stress smells worse than regular sweat; and whether men really “see less mess” than women. We're in the "anthropause," a unique opportunity to study wildlife by Steffie Drucker McGreevy, N. (2020, July). Scientists Propose a New Name for Nature in the Time of COVID-19: The “Anthropause.” Smithsonian Magazine; Smithsonian Magazine. https://www.smithsonianmag.com/smart-news...

Jul 28, 202012 min

You Navigate with Your Nose, Busting 5 Summer Myths, and Using Horseshoe Crabs’ Blue Blood to Develop New Medicine

Learn about how humans literally use their noses to navigate; why the blue blood of horseshoe crabs is essential for developing drugs like a COVID-19 vaccine; and the truth behind 5 myths about summer dangers. Humans use their noses to navigate, and both nostrils are important by Grant Currin Humans navigate with stereo olfaction. (2020). EurekAlert! https://www.eurekalert.org/pub_releases/2020-06/caos-hnw062420.php Wu, Y., Chen, K., Ye, Y., Zhang, T., & Zhou, W. (2020). Humans navigate with...

Jul 27, 202012 min

Fannie Farmer Created the Modern Cooking Recipe, the Shepard Scale Audio Illusion, and How Scientists Test the COVID-19 Vaccine

Learn how researchers test drugs for deadly diseases like COVID-19 (without exposing participants); how Fannie Farmer transformed cooking from folk art into science; and how the Shepard scale audio illusion makes it sound like a tone is rising forever. Safety in drug trials by Ashley Hamer (Listener question from Habib) Q/A: How clinical trials test vaccines - News Story | VCU Health. (2020). Vcuhealth.org. https://www.vcuhealth.org/news-center/news-story?news=1654 Office of the Commissioner. (2...

Jul 24, 202013 min

Why Some People Can’t Recognize Faces, Weight-Lifting Strengthens Your Nerves Too, and Why Earth’s Core Doesn’t Melt

Learn about why you might feel stronger after just one workout; why the Earth’s core doesn’t melt, even though it’s so hot; and prosopagnosia, the surprising neurological condition of face blindness. Feeling stronger after one workout? It's not your muscles, it's your nervous system by Grant Currin Essentials of Strength Training and Conditioning. (2016). United Kingdom: Human Kinetics. https://www.google.com/books/edition/Essentials_of_Strength_Training_and_Cond/bfuXCgAAQBAJ?hl=en&gbpv=1&am...

Jul 23, 202012 min

Teaching Kids to Not Be Prejudiced, Why Cats Have Vertical Pupils, and a Massive Stonehenge Discovery

Learn about why children develop racial prejudice unless their parents teach them otherwise; why archaeologists studying Stonehenge may have found the largest prehistoric structure in all of Europe; and why cats have vertical pupils. Children will develop racial prejudice unless their parents teach them otherwise by Kelsey Donk What white parents get wrong about raising antiracist kids — and how to get it right. (2020, June 25). The Washington Post. https://www.washingtonpost.com/lifestyle/2020/...

Jul 22, 202013 min

The Need for Nature During Lockdown, Why Plants Are Green, and How Microbes and Parasites Might Make Us Healthier

Learn about why lockdown has made us need nature more than ever; why plants are green; and how microbes and parasites might actually make us healthier. Why lockdown has made us need exposure to nature more than ever by Kelsey Donk ‘Nature Deficit Disorder’ Is Really a Thing. (2020, June 23). The New York Times. https://www.nytimes.com/2020/06/23/parenting/nature-health-benefits-coronavirus-outdoors.html Robbins, J. (2020). Ecopsychology: How Immersion in Nature Benefits Your Health. Yale E360. h...

Jul 21, 202012 min

Stay Happy and Healthy by Maintaining Your Routines, How Dolphins Learn to Use Tools, and Can Adults Grow New Brain Cells?

Learn about whether adult neurogenesis can help humans grow new brain cells; the super cool way dolphins learn how to use tools; and how keeping good “zeitgeber hygiene” by sticking to a regular routine can keep you happy and healthy. Can you grow new brain cells as an adult? by Grant Currin Yong, E. (2018, March 7). Study: Does Adult Neurogenesis Exist in Humans? The Atlantic; The Atlantic. https://www.theatlantic.com/science/archive/2018/03/do-adult-brains-make-new-neurons-a-contentious-new-st...

Jul 20, 202011 min

Waiting for the Best Option Lowers Your Standards, Spies Can Eavesdrop Using Light Bulbs, and Why Atoms Don’t Look Like the Solar System

Learn about how spies can use light bulbs to eavesdrop on conversations; why atoms remind us of our solar system; and how you predictably lower your standards when waiting for the best option. Please vote for Curiosity Daily in the 2020 Podcast Awards! Just register, select Curiosity Daily in the categories of People’s Choice, Education, and Science & Medicine , and click "submit" (voting in other categories is completely optional). Feel free to consider becoming a judge as well! https://www...

Jul 17, 202013 min

Hack Your Short-Term Memory, The Wild Origins of Gallbladder Surgery, and Does Chocolate Cause Acne Breakouts?

Learn about whether chocolate actually causes acne breakouts; how to get around Miller’s law, which describes the limits of your short-term memory; and why one of the first gallbladder surgeries happened on a kitchen table. Does chocolate actually cause breakouts? by Andrea Michelson Kitchens, S. (2012, June 5). Does Chocolate Cause Acne? A Top Dermatologist Gives Us The Real Answer. HuffPost; HuffPost. https://www.huffpost.com/entry/does-chocolate-cause-acne_n_1566076 Palmer, A. (2020). Should ...

Jul 16, 202012 min

The First Prescription Video Game, Solving the Mystery of Short-Term Memory, and Hummingbirds’ Extraordinary Vision

Learn about the first physical evidence that shows how our brains store short-term memory; EndeavorRx, the first ever prescription video game; and why hummingbirds can see colors that you can’t. Scientists may have found how short term memory is physically stored by Andrea Michelson Possible physical trace of short-term memory found. (2020). EurekAlert! https://www.eurekalert.org/pub_releases/2020-06/iosa-ppt052920.php Vandael, D., Borges-Merjane, C., Zhang, X., & Jonas, P. (2020). Short-Ter...

Jul 15, 202011 min

Blame Trolling on “Everyday Sadism,” How to Sleep Better During Lockdown, and a Breakthrough in Random Number Generation

Learn about why “everyday sadism” might help explain trolling and bullying; why our quality of sleep is worse during lockdown (and how to fix it); and a breakthrough random number generation algorithm that could help researchers analyze complex systems. Plus: Cody nerds out about Games Done Quick and video game speed runs! Blame "everyday sadism" for trolling, bullying, and violent crime by Kelsey Donk Foulkes, L. (2020) Ever taken pleasure in another’s pain? That’s ‘everyday sadism’ | Psyche Id...

Jul 14, 202012 min

Saturated Fat Could Kill Your Focus, Animals Have Regional Accents, and Rings Around Mars

Learn about how saturated fat can make it harder for you to focus; why it matters that animals have regional accents; and why Mars used to have rings. A single meal high in saturated fat could make it harder to focus by Kelsey Donk Our ability to focus may falter after eating one meal high in saturated fat. (2020). EurekAlert! https://www.eurekalert.org/pub_releases/2020-05/osu-oat051220.php Madison, A. A., Belury, M. A., Andridge, R., Shrout, M. R., Renna, M. E., Malarkey, W. B., Bailey, M. T.,...

Jul 13, 202010 min

Black Hole Holograms, How We Make Sense of the Nonsensical, and June’s Curiosity Challenge

Learn about how the meaning maintenance model explains the way our brains make sense of the nonsensical; and how the black hole information paradox may be explained by black holes acting like holograms. Plus: June’s Curiosity Challenge trivia segment! How do we make sense of the nonsensical? Meet the "meaning maintenance model" by Kelsey Donk Robson, D. (May 2020). A touch of absurdity can help to wrap your mind around reality. Psyche Ideas. https://psyche.co/ideas/a-touch-of-absurdity-can-help-...

Jul 10, 202013 min

Human Hair Was Created in a Lab, You See Less Color Than You Think, and Mapping an Underground City Without Digging

Learn about how archaeologists used ground-penetrating radar to map an entire Roman city underground without digging; the gross but cutting-edge science of creating human hair in a lab; and why you see way less color than you probably think. Archaeologists mapped an entire Roman city underground WITHOUT DIGGING (Falerii Novi) by Grant Currin Entire Roman city revealed without any digging. (2020). EurekAlert! https://www.eurekalert.org/pub_releases/2020-06/uoc-erc060320.php Verdonck, L., Launaro,...

Jul 09, 202011 min

A Better Way to Stop Implicit Bias, the Murderous “Femme Fatale” Firefly, and Finding the Universe’s Missing Matter

Learn about how scientists analyzed fast radio bursts to find the “missing matter” in the universe; why “discretion elimination” is more effective than implicit bias training; and how the femme fatale firefly lures mates to their doom. Scientists have found the 'missing matter' in the universe by Grant Currin Half the universe’s ordinary matter was missing — and may have been found. (2020, May 27). Science News. https://www.sciencenews.org/article/universe-missing-matter-found-fast-radio-bursts ...

Jul 08, 202013 min

Wearables and AI Analytics Are Changing Medicine (w/ Dr. Lloyd Minor) and What Happens to Your Brain After a Breakup

Dr. Lloyd Minor, Dean of the Stanford University School of Medicine, explains how wearables and AI analytics are changing medicine. But first, you’ll learn about the strange things that happen in your brain after a breakup. Here's what happens in your brain after a breakup by Kelsey Donk Lee, C. (2020). Why is it so hard to forgive an ex? Bbc.com. https://www.bbc.com/future/article/20200608-why-is-it-so-hard-to-forgive-an-ex Fisher, H. (2004) Dumped! New Scientist. http://www.helenfisher.com/dow...

Jul 07, 202013 min

How Summer Affects COVID-19, Why So Many Mars Missions Are Launching in July, and Exercise More by Copying Your Friends

Learn about whether summer will help or hurt the coronavirus pandemic; why so many Mars missions like Mars 2020 are launching this summer; and how you might inspire yourself to exercise more by copying your friends. Will summer help or hurt the COVID-19 pandemic? by Andrea Michelson Heat and humidity battle sunshine for influence over the spread of COVID-19, research. (2020). EurekAlert! https://www.eurekalert.org/pub_releases/2020-06/mu-hah060920.php Paez, A., Lopez, F. A., Menezes, T., Cavalca...

Jul 06, 202010 min

Why You Should Argue to Learn, Dogs Want to Rescue You, and Do Blind People Dream?

Learn about the right and wrong way to approach an argument; evidence that dogs really do want to rescue you; and how blind people dream. Don't argue to win, argue to learn by Kelsey Donk Fisher, M., Knobe, J., Strickland, B., & Keil, F. C. (2016). The Influence of Social Interaction on Intuitions of Objectivity and Subjectivity. Cognitive Science, 41(4), 1119–1134. https://doi.org/10.1111/cogs.12380 Are Toxic Political Conversations Changing How We Feel about Objective Truth? (2018). Scient...

Jul 03, 202012 min

What Neanderthal Genes Are Doing in Your DNA, The Time Photosynthesis Killed Nearly All Life on Earth, and the Inventor of “Do, Re, Mi” Notation

Learn about what Neanderthal genes might be doing in your DNA; Guido d’Arezzo, the 11th-century Benedictine monk who invented “Do, Re, Mi” notation, or solfège; and how photosynthesis killed off 99 percent of life on Earth during the the Great Oxygenation Event. How Neanderthal genes might be influencing your skin, mood, and immune system by Andrea Michelson Genetic data on half a million Brits reveal ongoing evolution and Neanderthal legacy. (2019, January 3). Genetic data on half a million Bri...

Jul 02, 202012 min

Qualified Immunity in Police Misconduct, Why Longing Is Important in Relationships, and Wandering Stars Regularly Visit Our Solar System

Learn about how qualified immunity prevents police misconduct from being punished; why we’re due for “wandering star” Gliese 710 to visit our solar system soon; and what studying prairie voles can teach us about successful long-lasting relationships. Qualified immunity is why police misconduct is rarely punished by Kelsey Donk Malley v. Briggs, 475 U.S. 335 (1986). Justia Law. https://supreme.justia.com/cases/federal/us/475/335/#tab-opinion-1956513 Stoughton, S. W., Noble, J. J., & Alpert, G...

Jul 01, 202011 min

Loving Your Job May Lead to Unethical Behavior, Bumblebees Bite Plants to Make Them Bloom, and Jupiter’s Moons Formed from Specks of Dust

Learn about how bumblebees bite plants to make them bloom early; why loving your job too much could lead to unethical behavior; and how Jupiter’s largest moons Io, Europa, Ganymede, and Callisto each built themselves up from a single grain of dust. When pollen is scarce, bumblebees bite plants to force them to flower by Cameron Duke Daley, J. (2020, May 21). Bumblebees Bite Plants to Force Them to Flower (Seriously). Scientific American. https://www.scientificamerican.com/article/bumblebees-bite...

Jun 30, 202011 min

Periodical Cicadas 101, Why Smarter People Choke Under Pressure, and Analyzing DNA to Solve the Dead Sea Scrolls Mystery

Learn why periodical cicadas come out every 13 or 17 years; why people with high cognitive abilities tend to choke under pressure; and how DNA analysis could solve the mystery of the Dead Sea Scrolls. Why periodical cicadas come out every 13 or 17 years by Cameron Duke Bradford, A. (2017, February 9). Facts About Cicadas. Livescience.com; Live Science. https://www.livescience.com/57814-cicada-facts.html McKeever, A. (2020, June 3). Millions of cicadas are emerging in the U.S. right now. Here’s w...

Jun 29, 202013 min

The Psychology of ‘Animal Crossing,’ How a Failed Death Ray Led to Radar, and Intrusive Thoughts Explained

Learn about how radar technology came from a failed attempt to build a death ray; how self-regulation helps you handle intrusive thoughts; and why self-determination theory might explain why the video game Animal Crossing: New Horizons is so incredibly popular. How failing to build a “death ray” led to the invention of radar by Cameron Duke 2.009 Product Engineering Processes: Archimedes. (2019). Mit.edu. https://web.mit.edu/2.009/www/experiments/deathray/10_ArchimedesResult.html Archaeology and...

Jun 26, 202013 min

Tap into the 4 Pillars of Learning (w/ Stanislas Dehaene) and How We Get Seedless Fruit

Renowned cognitive neuroscientist Stanislas Dehaene explains how you can learn new things by tapping into the four pillars of learning. But first, you’ll learn about how we get seedless fruit. How do we get seedless fruit? by Cameron Duke How Do Farmers Make Seedless Fruit? (2015). [YouTube Video]. In YouTube. https://www.youtube.com/watch?v=ewtlsEb4Vgk How do seedless fruits arise and how are they propagated? (n.d.). Scientific American. Retrieved May 29, 2020, from https://www.scientificameric...

Jun 25, 202010 min

New Science on How We Learn (w/ Stanislas Dehaene), Why Stores Use Air Curtains, and Desert Microbes that Dissolve Rocks with Acid

Learn about why air curtains blast you with air when you walk into certain stores; microbes that survive in the desert by dissolving rocks with acid; and the latest research into how we learn, with help from renowned cognitive neuroscientist Stanislas Dehaene. That blast of air when you walk into a business has a name: an air curtain by Grant Currin Ashish. (2018, March 21). Air Curtain Door At Entrance: Why There Is A Blast Of Air At Mall’s Entrance? Science ABC. https://www.scienceabc.com/eyeo...

Jun 24, 202011 min

Virtual Therapy vs. In-Person Therapy, How Redlining Deepened Segregation in US Cities, and Earth’s Drifting Magnetic Poles

Learn about why you can blame redlining for US cities being so segregated; why Earth’s magnetic north pole is drifting every year; and how virtual therapy can be just as effective as in-person therapy. Redlining is the totally legal reason why US cities are so segregated by Steffie Drucker NPR. (2020). Why Cities Are Still So Segregated | Let’s Talk | NPR [YouTube Video]. In YouTube. https://www.youtube.com/watch?v=O5FBJyqfoLM The Root. (2020). How Redlining Shaped Black America As We Know It | ...

Jun 23, 202012 min
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