Why Cavities Are So Sensitive to the Cold

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

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

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