Curiosity Daily Podcast: 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.
July 20, 2020
Episode Show Notes:
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-study-says-no/555026/
- Sorrells, S. F., Paredes, M. F., Cebrian-Silla, A., Sandoval, K., Qi, D., Kelley, K. W., James, D., Mayer, S., Chang, J., Auguste, K. I., Chang, E. F., Gutierrez, A. J., Kriegstein, A. R., Mathern, G. W., Oldham, M. C., Huang, E. J., Garcia-Verdugo, J. M., Yang, Z., & Alvarez-Buylla, A. (2018). Human hippocampal neurogenesis drops sharply in children to undetectable levels in adults. Nature, 555(7696), 377–381. https://doi.org/10.1038/nature25975
- Spalding, K. L., Bergmann, O., Alkass, K., Bernard, S., Salehpour, M., Huttner, H. B., Boström, E., Westerlund, I., Vial, C., Buchholz, B. A., Possnert, G., Mash, D. C., Druid, H., & Frisén, J. (2013). Dynamics of Hippocampal Neurogenesis in Adult Humans. Cell, 153(6), 1219–1227. https://doi.org/10.1016/j.cell.2013.05.002
- Mo Costandi. (2012, February 23). Does your brain produce new cells? The Guardian; The Guardian. https://www.theguardian.com/science/neurophilosophy/2012/feb/23/brain-new-cells-adult-neurogenesis
- Dickinson, K. (2020, June 26). Adult-made neurons mature longer, have unique functions. Big Think; Big Think. https://bigthink.com/mind-brain/adult-neurons-unique
- Cole, J. D., Espinueva, D., Seib, D. R., Ash, A. M., Cooke, M. B., Cahill, S. P., O’Leary, T., Kwan, S. S., & Snyder, J. S. (2020). Adult-born hippocampal neurons undergo extended development and are morphologically distinct from neonatally-born neurons Prolonged development of adult-born neurons. The Journal of Neuroscience, JN-RM-1665-19. https://doi.org/10.1523/jneurosci.1665-19.2020
- Shohayeb, B., Diab, M., Ahmed, M., & Ng, D. C. H. (2018). Factors that influence adult neurogenesis as potential therapy. Translational Neurodegeneration, 7(1). https://doi.org/10.1186/s40035-018-0109-9
Dolphins use tools — and they learn how from other dolphins by Cameron Duke
- Starr, M. (2020). Dolphins Are So Smart They’re Learning Tool-Use From Their Friends. ScienceAlert. https://www.sciencealert.com/clever-dolphins-can-pick-up-fishing-tricks-from-their-friends
- Dolphins learn unusual hunting behavior from their friends. (2020, June 25). Dolphins learn unusual hunting behavior from their friends. Science | AAAS. https://www.sciencemag.org/news/2020/06/dolphins-learn-unusual-hunting-behavior-their-friends
- Shelling out for dinner: Dolphins learn foraging skills from peers. (2020, June 25). Phys.org. https://phys.org/news/2020-06-shelling-dinner-dolphins-foraging-skills.html
- Wild, S., Hoppitt, W. J. E., Allen, S. J., & Krützen, M. (2020). Integrating Genetic, Environmental, and Social Networks to Reveal Transmission Pathways of a Dolphin Foraging Innovation. Current Biology. https://doi.org/10.1016/j.cub.2020.05.069
To stay happy and healthy, maintain your routines -- aka "zeitgeber hygiene" by Kelsey Donk
- Migala, J. (2020, June 22). Quarantine Health Tip: Form a Routine | Elemental. Medium; Elemental. https://elemental.medium.com/a-rigid-routine-is-key-to-a-healthy-life-bcb0ba3c912a
- Quante, M., Mariani, S., Weng, J., Marinac, C. R., Kaplan, E. R., Rueschman, M., Mitchell, J. A., James, P., Hipp, J. A., Cespedes Feliciano, E. M., Wang, R., & Redline, S. (2018). Zeitgebers and their association with rest-activity patterns. Chronobiology International, 36(2), 203–213. https://doi.org/10.1080/07420528.2018.1527347
- SARS-CoV-2/COVID-19 and physical distancing: risk for circadian rhythm dysregulation, advice to alleviate it, and natural experiment research opportunities. (2020). Chronobiology International. https://www.tandfonline.com/doi/abs/10.1080/07420528.2020.1772811
- Coronavirus Disruption Project finds differences in behavior and views between men and women during the pandemic - Center for the Digital Future. (2020, May 21). Center for the Digital Future. https://www.digitalcenter.org/coronavirus-men-and-women/
Subscribe to Curiosity Daily to learn something new every day with Cody Gough and Ashley Hamer. You can also listen to our podcast as part of your Alexa Flash Briefing; Amazon smart speakers users, click/tap “enable” here: https://www.amazon.com/Curiosity-com-Curiosity-Daily-from/dp/B07CP17DJY
Next Up
Curiosity Daily Podcast: Introducing If/Then
What gets you curious? Virtual experiences, celestial bodies, water worlds or maybe just the tiniest mysteries inside your brain? The endlessly curious and curiously funny, Gillian Jacobs (Community, Netflix's LOVE) and Diona Reasonover (NCIS), step off set to go on tangents with real-life astronauts, astrophysicists, science artists, mathematician-types and other really smart people that investigate what seems impossible.
Curiosity Daily Podcast: The Curiosity Podcast Wraps Up with Yoga, Volcanoes, and Meditation
Learn from some of our favorite expert guests about yoga, volcanoes, meditation, and more on this special episode of the Curiosity Podcast. You'll hear from accomplished authors and academics from past episodes, in addition to a special guest you've never heard before on the show. Plus, hear about the past, present, and future of the Curiosity Podcast.
Curiosity Daily Podcast: Do Opposites Really Attract?
Learn about why opposites don’t really attract; the “propinquity effect” and how physical distance affects the way we feel about other people; and the history of when and why we started using last names.
Curiosity Daily Podcast: Does ESP Exist?
Learn about ESP; why people panicked about electricity in the 1800s; and how embryos use sound to prepare for the world.
Curiosity Daily Podcast: Are Facial Expressions Universal?
Learn about common ancestors shared by every human; evolution’s multiple directions; and universal facial expressions.
Curiosity Daily Podcast: How to Talk to Strangers, Red Dead Redemption 2 Naturalists, July Curiosity Challenge
Learn how to get better at talking to strangers; and how Red Dead Redemption 2 turns gamers into naturalists. Trivia too!
Curiosity Daily Podcast: Explorers Club - Steve Elkins
Today, we’re hearing from an explorer and filmmaker named Steve Elkins. Steve spent decades searching for a legendary lost city deep in the jungles of Honduras. His search for the city was documented in the New York Times best-selling book, “The Lost City of the Monkey God,” by Douglas Preston.
Curiosity Daily Podcast: Go Ahead, Google Your Symptoms
Learn about the benefits of Googling symptoms; truly random number generation; and why science is about storytelling.
Curiosity Daily Podcast: 5G Might Impair Weather Forecasts
Learn about how 5G may impair weather forecasts, and how the first confirmed exoplanet was discovered a lot more recently than you may realize. Plus, science writer John Tierney is back to explore how negativity bias affects our relationships.
Curiosity Daily Podcast: Insecure People Use More Jargon
Learn about how naked mole-rats invade neighboring colonies and steal babies, the average person is hiding 13 secrets, and people use more jargon when they're insecure about their status.