Learn about how social connection may be as basic of a human need as hunger; the ongoing scientific debate around how ice skating actually works; and the Uberman sleep cycle, a polyphasic sleep schedule that was allegedly used by Leonardo da Vinci and Nikola Tesla.

Social connection may be a "basic human need" like hunger by Kelsey Donk

• Pattillo, A. (2020, November 23). Loneliness and hunger light up brain activity in similar ways. Inverse; Inverse. https://www.inverse.com/mind-body/brain-study-social-connection-basic-human-need
• Tomova, L., Wang, K. L., Thompson, T., Matthews, G. A., Takahashi, A., Tye, K. M., & Saxe, R. (2020). Acute social isolation evokes midbrain craving responses similar to hunger. Nature Neuroscience, 23(12), 1597–1605. https://doi.org/10.1038/s41593-020-00742-z

There Is Still Hot Debate Around How Ice Skating Actually Works by Joanie Faletto

• 15 Surprising Facts About Figure Skating. (2016, November 15). Mentalfloss.com. https://www.mentalfloss.com/article/88660/15-surprising-facts-about-figure-skating
• Ice cube experiment. (2014). Ice cube experiment. Abc.net.au. https://doi.org/http://abc.net.au/science/articles/2014/08/20/4067852.htm
• Gilead Amit. (2020). Why is ice slippery? New Scientist. https://www.newscientist.com/article/mg22730371-000-why-is-ice-slippery/
• staff, S. X. (2015, December 8). New theory describes ice’s slippery behavior. Phys.org; Phys.org. 12-theory-ice-slippery-behavior.html">https://phys.org/news/2015-12-theory-ice-slippery-behavior.html
• Persson, B. N. J. (2015). Ice friction: Role of non-uniform frictional heating and ice premelting. The Journal of Chemical Physics, 143(22), 224701. https://doi.org/10.1063/1.4936299

Leonardo da Vinci and Nikola Tesla Allegedly Followed the Uberman Sleep Cycle originally aired August 9, 2018: https://omny.fm/shows/curiosity-daily/antimatter-101-w-everyday-einstein-how-to-avoid-be

• Pick up Tim Ferriss’ “The 4-Hour Body: An Uncommon Guide to Rapid Fat-Loss, Incredible Sex, and Becoming Superhuman” on Amazon: https://amzn.to/395RWHt

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Find episode transcript here: daily-4e53644e.simplecast.com/episodes/we-still-dont-know-how-ice-skating-works">https://curiosity-daily-4e53644e.simplecast.com/episodes/we-still-dont-know-how-ice-skating-works