Curiosity Weekly

Learn about how rats might not have been all to blame for the bubonic plagues and why we’re more prone to mindlessly eat while we multitask.

When It Comes to the Black Death, the Rats May Have Been Framed by Ashley Hamer

• History.com Editors. (2010, September 17). Black Death. HISTORY. https://www.history.com/topics/middle-ages/black-death
• Gill, V. (2018, January 15). Black Death “spread by humans not rats.” BBC News. https://www.bbc.com/news/science-environment-42690577
• Dean, K. R., Krauer, F., Walløe, L., Lingjærde, O. C., Bramanti, B., Stenseth, N. C., & Schmid, B. V. (2018). Human ectoparasites and the spread of plague in Europe during the Second Pandemic. Proceedings of the National Academy of Sciences, 115(6), 1304–1309. https://doi.org/10.1073/pnas.1715640115

Multitasking might make you keep snacking even when you're full by Kelsey Donk

• Ford, A. (2020) TV-watching snackers beware: you won’t notice you’re full if your attention is elsewhere. University of Sussex. https://www.sussex.ac.uk/news/research?id=52535
• Morris, J., Vi, C. T., Obrist, M., Forster, S., & Yeomans, M. R. (2020). Ingested but not perceived: Response to satiety cues disrupted by perceptual load. Appetite, 104813. https://doi.org/10.1016/j.appet.2020.104813

Subscribe to Curiosity Daily to learn something new every day with Ashley Hamer and Natalia Reagan (filling in for Cody Gough). 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

Find episode transcript here: https://curiosity-daily-4e53644e.simplecast.com/episodes/why-multitasking-keeps-you-snacking

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Learn about whether animals can predict earthquakes, why younger folks experience déjà vu more often, and how software that helped us reach the moon was literally woven by hand.

Can Animals Really Sense an Earthquake Coming? A New Study Says Yes by Grant Currin

• Pratik Pawar. (2020, July 22). Animals Sense Earthquakes Before They Happen. Can They Help Us Predict Disasters? Discover Magazine. https://www.discovermagazine.com/planet-earth/animals-sense-earthquakes-before-they-happen-can-they-help-us-predict
• Averett, N. (2020, July 31). Do Animals Really Anticipate Earthquakes? Sensors Hint They Do. Scientific American. https://www.scientificamerican.com/article/do-animals-really-anticipate-earthquakes-sensors-hint-they-do/
• The sixth sense of animals. (2020). EurekAlert! https://www.eurekalert.org/pub_releases/2020-07/m-tss070320.php
• Wikelski, M., Mueller, U., Scocco, P., Catorci, A., Desinov, L. V., Belyaev, M. Y., Keim, D., Pohlmeier, W., Fechteler, G., & Martin Mai, P. (2020). Potential short‐term earthquake forecasting by farm animal monitoring. Ethology. https://doi.org/10.1111/eth.13078

Why Do Young People Experience More Déjà Vu? By Ashley Hamer

• Focal Onset Aware Seizures (simple partial seizures). (2017). Epilepsy Foundation. https://www.epilepsy.com/learn/types-seizures/focal-onset-aware-seizures-aka-simple-partial-seizures
• Brown, A. S. (2003). A review of the deja vu experience. Psychological bulletin, 129(3), 394. https://doi.org/10.1037/0033-2909.129.3.394
• Teale, J. C. (2015, March 3). What is Déjà Vu? Scientific American Blog Network. https://blogs.scientificamerican.com/frontiers-for-young-minds/what-is-d-233-j-224-vu/

The Apollo Missions Used Guidance Software That Was Literally Woven by Hand by Ashley Hamer

• Brock, D.C. (September 2017). Software as Hardware: Apollo’s Rope Memory. IEEE Spectrum: Technology, Engineering, and Science News. https://spectrum.ieee.org/tech-history/space-age/software-as-hardware-apollos-rope-memory
• John R. Garman Oral History. (2010). Nasa.Gov. https://historycollection.jsc.nasa.gov/JSCHistoryPortal/history/oral_histories/GarmanJR/GarmanJR_3-27-01.htm
• McMillan, R. (2015, October 13). Her Code Got Humans on the Moon—And Invented Software Itself. WIRED. https://www.wired.com/2015/10/margaret-hamilton-nasa-apollo/

Subscribe to Curiosity Daily to learn something new every day with Ashley Hamer and Natalia Reagan (filling in for Cody Gough). 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

Find episode transcript here: https://curiosity-daily-4e53644e.simplecast.com/episodes/why-do-young-people-have-more-deja-vu

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Learn about how children led their own research project into what they really think of adults, how painting eyes on cow butts could help solve a wildlife conservation problem, and whether it’s a good idea to rinse out your recycling.

Children led a research project into what they really think of adults by Kelsey Donk

• Maynard, E., & Barton, S. (2020, August 7). Children reveal what they really think of adults – in their own research paper. The Conversation. https://theconversation.com/children-reveal-what-they-really-think-of-adults-in-their-own-research-paper-144025
• Because ‘grown-ups don’t always get it right’: Allyship with children in research – from research question to authorship. (2020). Qualitative Research in Psychology. https://www.tandfonline.com/doi/abs/10.1080/14780887.2020.1794086?journalCode=uqrp20

Painting eyes on cow butts may help solve a key wildlife conservation problem by Cameron Duke

• Radford, C., Jordan, N. R., & Rogers, T. (2020, August 7). Lions are less likely to attack cattle with eyes painted on their backsides. The Conversation. https://theconversation.com/lions-are-less-likely-to-attack-cattle-with-eyes-painted-on-their-backsides-142488
• Radford, C., McNutt, J. W., Rogers, T., Maslen, B., & Jordan, N. (2020). Artificial eyespots on cattle reduce predation by large carnivores. Communications Biology, 3(1), 1–8. https://doi.org/10.1038/s42003-020-01156-0

Is it wasteful to rinse out recycling? by Ashley Hamer (Listener question from Lydia)

• Douglas, N. (2018, June 12). How to Rinse Your Recyclables Without Wasting Water. Lifehacker. https://lifehacker.com/how-to-rinse-your-recyclables-without-wasting-water-1826764672
• Nina Shen Rastogi. (2009, February 3). Is it worth it to wash out your recyclables? Slate Magazine. https://slate.com/technology/2009/02/is-it-worth-it-to-wash-out-your-recyclables.html
• Should you rinse your recyclables? | Recycle Coach. (2019, September 16). Recycle Coach. https://recyclecoach.com/residents/blog/should-you-rinse-your-recyclables/
• Thornton, T. (2017, May 28). Why you’re almost certainly wasting time rinsing your recycling. The Conversation. https://theconversation.com/why-youre-almost-certainly-wasting-time-rinsing-your-recycling-78189

Subscribe to Curiosity Daily to learn something new every day with Ashley Hamer and Natalia Reagan (filling in for Cody Gough). 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

Find episode transcript here: https://curiosity-daily-4e53644e.simplecast.com/episodes/children-led-a-research-project-painting-eyes-on-cow-butts-and-whether-to-rinse-your-recycling

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Learn about how a phenomenon called the third-person effect makes us think we’re too smart for advertising to work on us, why scientists used violinists to study how humans sync in a complex network, and why you can relieve pain by holding hands!

The Third-Person Effect Is Why We All Think We’re Too Smart for Ad Campaigns by Anna Todd

• Davison, W. P. (1983). The Third-Person Effect in Communication. Public Opinion Quarterly, 47(1), 1. https://doi.org/10.1086/268763
• Third-Person Effect and Pandemic Flu: The Role of Severity, Self-Efficacy Method Mentions, and Message Source. (2016). Journal of Health Communication. https://www.tandfonline.com/doi/abs/10.1080/10810730.2016.1245801?journalCode=uhcm20
• The Influence of Presumed Fake News Influence: Examining Public Support for Corporate Corrective Response, Media Literacy Interventions, and Governmental Regulation. (2020). Mass Communication and Society. https://www.tandfonline.com/doi/abs/10.1080/15205436.2020.1750656?journalCode=hmcs20
• McLeod, D. M., Eveland, W. P., & Nathanson, A. I. (1997). Support for Censorship of Violent and Misogynic Rap Lyrics. Communication Research, 24(2), 153–174. https://doi.org/10.1177/009365097024002003

Scientists used violinists to study how humans sync in a complex network by Grant Currin

• Elad Shniderman. (2020, August 25). Sync Variations. Vimeo. https://vimeo.com/394199689
• What violin synchronization can teach us about better networking in complex times. (2020). EurekAlert! https://www.eurekalert.org/pub_releases/2020-08/sbu-wvs081120.php
• Shahal, S., Wurzberg, A., Sibony, I., Duadi, H., Shniderman, E., Weymouth, D., Davidson, N., & Fridman, M. (2020). Synchronization of complex human networks. Nature Communications, 11(1). https://doi.org/10.1038/s41467-020-17540-7
• Researchers Study Violinists To Learn How Humans Act in Synchrony. (2020, August 11). Inside Science. https://www.insidescience.org/news/researchers-study-violinists-learn-how-humans-act-synchrony

For an All-Natural Painkiller, Try Holding Your Partner’s Hand by Mae Rice

• Original episode: https://curiositydaily.com/asmr-video-health-benefits-moonquake-science-holdi/

Subscribe to Curiosity Daily to learn something new every day with Ashley Hamer and Natalia Reagan (filling in for Cody Gough). 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

Find episode transcript here: https://curiosity-daily-4e53644e.simplecast.com/episodes/why-you-think-youre-too-smart-for-ads-studying-violinists-to-understand-human-synchrony-and-relieving-pain-by-holding-hands

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Learn about how that dark sense of humor can mean a higher IQ, the origin of the word “orange,” and how the arctic produces “zombie fires.”

A Dark Sense of Humor May Mean You Have a High IQ by Joanie Faletto

• Willinger, U., Hergovich, A., Schmoeger, M., Deckert, M., Stoettner, S., Bunda, I., Witting, A., Seidler, M., Moser, R., Kacena, S., Jaeckle, D., Loader, B., Mueller, C., & Auff, E. (2017). Cognitive and emotional demands of black humour processing: the role of intelligence, aggressiveness and mood. Cognitive Processing, 18(2), 159–167. https://doi.org/10.1007/s10339-016-0789-y
• Berman, R. (2017, March 10). You Can Stop Apologizing for Your Sick Sense of Humor. Big Think; Big Think. https://bigthink.com/robby-berman/you-can-stop-apologizing-for-your-dark-sense-of-humor

Which "Orange" Came First: the Color or the Fruit? By Reuben Westmaas

• Which came first - orange the colour or orange the fruit? | Independent. (2020). The Independent. https://www.independent.co.uk/news/science/which-came-first-orange-colour-or-orange-fruit-a6879541.html
• Guardian Staff. (2010, March 30). Notes and queries: Which came first, orange the colour or orange the fruit? When Blur were better than Oasis. The Guardian; The Guardian. https://www.theguardian.com/theguardian/2010/mar/31/origin-of-the-orange
• Which Came First: Orange the Color or Orange the Fruit? (2012, February 8). Mentalfloss.Com. https://www.mentalfloss.com/article/29942/which-came-first-orange-color-or-orange-fruit
• Which came first - orange the colour or orange the fruit? Do the two concepts share the same word in all languages? | Notes and Queries | guardian.co.uk. (2011). Theguardian.Com. https://www.theguardian.com/notesandqueries/query/0,5753,-4756,00.html

Arctic wildfires can turn into "zombie fires" by Steffie Drucker

• ‘Zombie fires’ are erupting in Alaska and likely Siberia, signaling severe Arctic fire season may lie ahead. (2020, May 28). The Washington Post. https://www.washingtonpost.com/weather/2020/05/28/zombie-fires-burning-arctic-siberia/
• Cormier, Z. (2019). Why the Arctic is smouldering. Bbc.Com. https://www.bbc.com/future/article/20190822-why-is-the-arctic-on-fire
• Tundra Topography and Soil. (2001). Alaska’s Tundra and Wildlife - Alaska Wildlife Curriculum Teacher’s Guide. Alaska Department of Fish and Game. http://www.adfg.alaska.gov/static-sf/statewide/aquatic_ed/AWC%20ACTIVITIES/TUNDRA%20&%20WILDLIFE/BACKGROUND%20INFORMATION/Tundra%20II_Topography%20and%20Soil%20Facts.pdf

Subscribe to Curiosity Daily to learn something new every day with Ashley Hamer and Natalia Reagan (filling in for Cody Gough). 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

Find episode transcript here: https://curiosity-daily-4e53644e.simplecast.com/episodes/a-dark-sense-of-humor-may-mean-a-high-iq-origin-of-the-word-orange-and-zombie-fires-in-the-arctic

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Learn whether smiling can actually make you feel happier and why it took John Harrison, a working-class clockmaker, to figure out longitude.

It Took a Working-Class Clockmaker to Figure Out Longitude by Ashley Hamer

• Dr Helen Klus. (2017, October 26). Latitude and Longitude. The Star Garden. http://www.thestargarden.co.uk/Longitude.html
• Longitude found - the story of Harrison’s Clocks. (2015, October 7). Royal Museums Greenwich. https://www.rmg.co.uk/discover/explore/longitude-found-john-harrison
• Roberts, A. (2014, May 17). A true sea shanty: the story behind the Longitude prize. The Guardian; The Guardian. https://www.theguardian.com/science/2014/may/18/true-sea-shanty-story-behind-longitude-prize-john-harrison

Can smiling really make you happier? By Grant Currin

• O’Grady, C. (2019, September 5). Can Smiling Really Make You Happier? FiveThirtyEight; FiveThirtyEight. https://fivethirtyeight.com/features/can-smiling-really-make-you-happier/
• Woodell, A. (2020). Leaning into the replication crisis: Why you should consider conducting replication research. Https://Www.APA.org. https://www.apa.org/ed/precollege/psn/2020/03/replication-crisis
• Strack, F., Martin, L. L., & Stepper, S. (1988). Inhibiting and facilitating conditions of the human smile: A nonobtrusive test of the facial feedback hypothesis. Journal of Personality and Social Psychology, 54(5), 768–777. https://doi.org/10.1037/0022-3514.54.5.768
• Wagenmakers, E.-J., Beek, T., Dijkhoff, L., Gronau, Q. F., Acosta, A., Adams, R. B., Albohn, D. N., Allard, E. S., Benning, S. D., Blouin-Hudon, E.-M., Bulnes, L. C., Caldwell, T. L., Calin-Jageman, R. J., Capaldi, C. A., Carfagno, N. S., Chasten, K. T., Cleeremans, A., Connell, L., DeCicco, J. M., … Zwaan, R. A. (2016). Registered Replication Report. Perspectives on Psychological Science, 11(6), 917–928. https://doi.org/10.1177/1745691616674458
• Coles, N. A., March, D. S., Marmolejo-Ramos, F., Arinze, N. C., Ndukaihe, I. L. G., Özdoğru, A. A., … Liuzza, M. (2019, February 4). A Multi-Lab Test of the Facial Feedback Hypothesis by The Many Smiles Collaboration. https://doi.org/10.31234/osf.io/cvpuw

Subscribe to Curiosity Daily to learn something new every day with Natalia Reagan 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

Find episode transcript here: https://curiosity-daily-4e53644e.simplecast.com/episodes/can-smiling-actually-make-you-happier-and-why-a-clockmaker-figured-out-longitude

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Learn about how there are two types of empathy — and why we need both, why sturdy steel razors dull, and whether it’s possible to learn perfect pitch.

There are two types of empathy, and we need both by Kelsey Donk

• Empathy Definition | What Is Empathy. (2020). Greater Good Magazine. UC Berkeley. https://greatergood.berkeley.edu/topic/empathy/definition
• Hot to Help. (2020). Greater Good Magazine. UC Berkeley. https://greatergood.berkeley.edu/article/item/hot_to_help
• The Psychology of Emotional and Cognitive Empathy | Lesley University. (2020). Lesley.Edu. https://lesley.edu/article/the-psychology-of-emotional-and-cognitive-empathy
• Clarke, J. (2020). Cognitive vs. Emotional Empathy. Verywell Mind. https://www.verywellmind.com/cognitive-and-emotional-empathy-4582389

If steel is stronger than hair, why do razors dull? By Grant Currin

Carne, N. (2020, August 6). Hair v razor. Why hair wins. Cosmos Magazine. https://cosmosmagazine.com/technology/materials/hair-v-razor-why-hair-wins/

Roscioli, G., Taheri-Mousavi, S. M., & Tasan, C. C. (2020). How hair deforms steel. Science, 369(6504), 689–694. https://doi.org/10.1126/science.aba9490

Can You Learn Perfect Pitch? By Ashley Hamer

• Levitin, D. J., & Rogers, S. E. (2005). Absolute pitch: perception, coding, and controversies. Trends in Cognitive Sciences, 9(1), 26–33. https://doi.org/10.1016/j.tics.2004.11.007
• Van Hedger, S. C., Heald, S. L. M., Koch, R., & Nusbaum, H. C. (2015). Auditory working memory predicts individual differences in absolute pitch learning. Cognition, 140, 95–110. https://doi.org/10.1016/j.cognition.2015.03.012
• Brady, P. T. (1970). Fixed‐Scale Mechanism of Absolute Pitch. The Journal of the Acoustical Society of America, 48(4B), 883–887. https://doi.org/10.1121/1.1912227

Subscribe to Curiosity Daily to learn something new every day with Natalia Reagan 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

Find episode transcript here: https://curiosity-daily-4e53644e.simplecast.com/episodes/two-types-of-empathy-why-razors-dull-and-can-you-learn-perfect-pitch

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Learn about why everyone claims they’re awful at remembering names; how “hobo code” helped itinerant workers communicate in the 1900s; and whether you probably see yourself as more attractive than you really are.

We all think our memories are above average, except for remembering names by Steffi Drucker

• Finally, One Area Where We Don’t Think We’re Better Than Others: Remembering Names. (2020, August 5). Research Digest; Research Digest. https://digest.bps.org.uk/2020/08/05/finally-one-area-where-we-dont-think-were-better-than-others-remembering-names/
• Hargis, M. B., Whatley, M. C., & Castel, A. D. (2020). Remembering proper names as a potential exception to the better-than-average effect in younger and older adults. Psychology and Aging, 35(4), 497–507. https://doi.org/10.1037/pag0000472

If You Rode the Rails in the 1930s, Hobo Code is How You'd Know Where to Go by Reuben Westmaas

• Delana. (2010, June 3). Hoboglyphs: Secret Transient Symbols & Modern Nomad Codes. WebUrbanist. https://weburbanist.com/2010/06/03/hoboglyphs-secret-transient-symbols-modern-nomad-codes/
• Britt Hobo Days. (2020). Britt-Hobo-Days. https://www.britthobodays.com/

Does your brain perceive you as five times more attractive? by Ashley Hamer (Listener question from T.J.)

• Epley, N., & Whitchurch, E. (2008). Mirror, Mirror on the Wall: Enhancement in Self-Recognition. Personality and Social Psychology Bulletin, 34(9), 1159–1170. https://doi.org/10.1177/0146167208318601
• Gordon, P. C., & Holyoak, K. J. (1983). Implicit learning and generalization of the "mere exposure" effect. Journal of Personality and Social Psychology, 45(3), 492–500. https://doi.org/10.1037/0022-3514.45.3.492
• Swami, V., Inamdar, S., Stieger, S., Nader, I. W., Pietschnig, J., Tran, U. S., & Voracek, M. (2012). A dark side of positive illusions? Associations between the love-is-blind bias and the experience of jealousy. Personality and Individual Differences, 53(6), 796–800. https://doi.org/10.1016/j.paid.2012.06.004
• Neyret, S., Bellido Rivas, A. I., Navarro, X., & Slater, M. (2020). Which Body Would You Like to Have? The Impact of Embodied Perspective on Body Perception and Body Evaluation in Immersive Virtual Reality. Frontiers in Robotics and AI, 7. https://doi.org/10.3389/frobt.2020.00031

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

Find episode transcript here: https://curiosity-daily-4e53644e.simplecast.com/episodes/we-all-think-were-bad-with-names-the-genius-of-hobo-code-and-how-attractive-do-you-think-you-are

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Learn about how a mutation that evolved to protect us against malaria actually makes us more prone to other diseases; and why astronauts are using old sailing technology (sextants) to navigate through space. Plus: a special update from Cody!

A mutation that makes us prone to autoimmune diseases evolved to protect us from malaria by Cameron Duke

• Khan, N., de Manuel, M., Peyregne, S., Do, R., Prufer, K., Marques-Bonet, T., Varki, N., Gagneux, P., & Varki, A. (2020). Multiple Genomic Events Altering Hominin SIGLEC Biology and Innate Immunity Predated the Common Ancestor of Humans and Archaic Hominins. Genome Biology and Evolution, 12(7), 1040–1050. https://doi.org/10.1093/gbe/evaa125
• McRae, M. (n.d.). Humans Might Be So Sickly Because We Evolved to Avoid a Single Devastating Disease. ScienceAlert. Retrieved August 13, 2020, from https://www.sciencealert.com/we-evolved-a-way-to-beat-a-deadly-infection-but-it-made-us-vulnerable-to-other-diseases
• Varki, A. (2008). Sialic acids in human health and disease. Trends in Molecular Medicine, 14(8), 351–360. https://doi.org/10.1016/j.molmed.2008.06.002

Astronauts Are Using Old Sailing Technology in Space by Elizabeth Howell

• Holt, G. N., Wood, B. Sextant Navigation on the International Space Station: A Human Space Exploration Demo. (February 2019). NASA Technical Reports Server (NTRS). NASA.gov. https://ntrs.nasa.gov/citations/20190001296
• International Space Station Cupola Observational Module. (2011). NASA. https://www.nasa.gov/mission_pages/station/structure/elements/cupola.html
• Apollo 13 Accident. (2016). Nasa.gov. https://nssdc.gsfc.nasa.gov/planetary/lunar/ap13acc.html

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

Find episode transcript here: https://curiosity-daily-4e53644e.simplecast.com/episodes/a-harmful-mutation-evolved-for-good-why-astronauts-are-using-old-sailing-tech-in-space-and-codys-message

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Learn about how the Epic of Gilgamesh, one of the oldest texts in the world, was first translated not by a scientist, but by an engraver’s apprentice named George Smith; how horses lost their toes; and why sperm swim differently than scientists previously thought.

Some Random Guy Stumbled Upon and Translated a Legendary Ancient Text by Reuben Westmaas

• Damrosch, D. (2007, May). Epic Hero. Smithsonian Magazine. https://www.smithsonianmag.com/history/epic-hero-153362976/
• Rym Ghazal. (2011, April 13). World’s oldest writing not poetry but a shopping receipt. The National. https://www.thenational.ae/uae/world-s-oldest-writing-not-poetry-but-a-shopping-receipt-1.568456

Here’s Why Horses Lost Their Toes by Ashley Hamer

• Hyracotherium. (2011). www.prehistoric-wildlife.com. http://www.prehistoric-wildlife.com/species/h/hyracotherium.html
• Biewener, A. A. (1998). Muscle-tendon stresses and elastic energy storage during locomotion in the horse. Comparative Biochemistry and Physiology Part B: Biochemistry and Molecular Biology, 120(1), 73–87. https://doi.org/10.1016/s0305-0491(98)00024-8
• About Chestnuts and Ergots On Horses. (2013). CowboyWay.com. http://www.cowboyway.com/What/WhatAreChestnuts.htm

We were wrong about the way sperm swim by Cameron Duke

• Gadêlha, H., Hernández-Herrera, P., Montoya, F., Darszon, A., & Corkidi, G. (2020). Human sperm uses asymmetric and anisotropic flagellar controls to regulate swimming symmetry and cell steering. Science Advances, 6(31), eaba5168. https://doi.org/10.1126/sciadv.aba5168
• Wilson, C. (n.d.). Sperm have a weird way of swimming and we only noticed after 300 years. New Scientist. Retrieved August 13, 2020, from https://www.newscientist.com/article/2250415-sperm-have-a-weird-way-of-swimming-and-we-only-noticed-after-300-years/
• Spinning otter: https://www.youtube.com/watch?v=T1bl_V_nMxQ

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

Find episode transcript here: https://curiosity-daily-4e53644e.simplecast.com/episodes/the-rando-who-translated-gilgamesh-why-horses-lost-their-toes-and-a-sperm-swimming-discovery

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