Description

Learn about why cavities are so cold-sensitive; an ant that shrinks its brain; and why swimming makes you extra hungry.

Here's why dental cavities are so sensitive to cold by Cameron Duke

• Bernal, L., Sotelo-Hitschfeld, P., König, C., Sinica, V., Wyatt, A., Winter, Z., Hein, A., Touska, F., Reinhardt, S., Tragl, A., Kusuda, R., Wartenberg, P., Sclaroff, A., Pfeifer, J. D., Ectors, F., Dahl, A., Freichel, M., Vlachova, V., Brauchi, S., & Roza, C. (2021). Odontoblast TRPC5 channels signal cold pain in teeth. Science Advances, 7(13), eabf5567. https://doi.org/10.1126/sciadv.abf5567
• How teeth sense the cold. (2021). EurekAlert! https://www.eurekalert.org/pub_releases/2021-03/hhmi-hts032421.php

There’s an ant that shrinks its brain to try to become the queen by Cameron Duke

• Annie, R. (2021, April 13). These Ants Shrink Their Brains for a Chance to Become Queen. The New York Times. https://www.nytimes.com/2021/04/13/science/ants-brains-queen.html
• Penick, C. A., Ghaninia, M., Haight, K. L., Opachaloemphan, C., Yan, H., Reinberg, D., & Liebig, J. (2021). Reversible plasticity in brain size, behaviour and physiology characterizes caste transitions in a socially flexible ant ( Harpegnathos saltator ). Proceedings of the Royal Society B: Biological Sciences, 288(1948). https://doi.org/10.1098/rspb.2021.0141
• Urbani, C. B., Boyan, G. S., Blarer, A., Billen, J., & Musthak Ali, T. M. (1994). A novel mechanism for jumping in the indian antHarpegnathos saltator (Jerdon) (Formicidae, Ponerinae). Experientia, 50(S1), 63–71. https://doi.org/10.1007/bf01992052

Swimming Really Does Make You Hungrier Than Other Forms of Exercise by Ashley Hamer

• Harvard Health Publishing. (2021). Calories burned in 30 minutes for people of three different weights - Harvard Health. Harvard Health; Harvard Health. https://www.health.harvard.edu/diet-and-weight-loss/calories-burned-in-30-minutes-of-leisure-and-routine-activities
• Exercise In Cold Water May Increase Appetite, UF Study Finds. (2021). ScienceDaily. https://www.sciencedaily.com/releases/2005/05/050504225732.htm
• Sportscience Compeat: Swimmers: Body fat mystery! (1997). Sportsci.org. http://www.sportsci.org/news/compeat/fat.html
• Harmon, K. (2011, May 10). Sink or Swim: Muscle versus Fat. Scientific American. https://www.scientificamerican.com/article/muscle-versus-fat/

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Find episode transcript here: https://curiosity-daily-4e53644e.simplecast.com/episodes/why-cavities-are-so-sensitive-to-the-cold

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