Learn about why your dog might be lying about its size and how physicists just achieved room-temperature superconductivity for the first time. But first, food science expert Harold McGee is back to talk about the smells that existed before Earth did.

Additional resources from food science expert and author Harold McGee:

• Pick up "Nose Dive: A Field Guide to the World's Smells" on Amazon: https://amzn.to/3kGFpxT
• Harold McGee's website:harold-mcgee.html"> https://curiouscook.typepad.com/site/about-harold-mcgee.html
• Harold McGee on Twitter: https://twitter.com/Harold_McGee

Your Dog Might Be Lying About Its Size by Reuben Westmaas

• McGuire, B., Olsen, B., Bemis, K. E., & Orantes, D. (2018). Urine marking in male domestic dogs: honest or dishonest? Journal of Zoology, 306(3), 163–170. https://doi.org/10.1111/jzo.12603

Physicists just achieved room-temperature superconductivity for the first time by Grant Currin

• Room-Temperature Superconductivity Achieved for the First Time. (2020). Quanta Magazine. https://www.quantamagazine.org/physicists-discover-first-room-temperature-superconductor-20201014
• Snider, E., Dasenbrock-Gammon, N., McBride, R., Debessai, M., Vindana, H., Vencatasamy, K., Lawler, K. V., Salamat, A., & Dias, R. P. (2020). Room-temperature superconductivity in a carbonaceous sulfur hydride. Nature, 586(7829), 373–377. https://doi.org/10.1038/s41586-020-2801-z

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Find episode transcript here: daily-4e53644e.simplecast.com/episodes/the-smells-that-existed-before-earth-w-harold-mcgee">https://curiosity-daily-4e53644e.simplecast.com/episodes/the-smells-that-existed-before-earth-w-harold-mcgee