Episode Show Notes:
The Concept of Zero Is Newer Than You'd Expect by Reuben Westmaas
- Matson, J. (2009, August 21). The Origin of Zero. Scientific American. https://www.scientificamerican.com/article/history-of-zero/
- What is the origin of zero? How did we indicate nothingness before zero? (2007, January 16). Scientific American. https://www.scientificamerican.com/article/what-is-the-origin-of-zer/
- Szalay, J. (2017, September 18). Who Invented Zero? Livescience.Com; Live Science. https://www.livescience.com/27853-who-invented-zero.html
- Devlin, H. (2017, September 13). Much ado about nothing: ancient Indian text contains earliest zero symbol. The Guardian; The Guardian. https://www.theguardian.com/science/2017/sep/14/much-ado-about-nothing-ancient-indian-text-contains-earliest-zero-symbol
- Brahmagupta: Mathematician and Astronomer. (2020, February 20). The Story of Mathematics - A History of Mathematical Thought from Ancient Times to the Modern Day. https://www.storyofmathematics.com/indian_brahmagupta.html
How to Worry More Productively by Kelsy Donk
- Ro, C. (2020). The surprising upsides of worrying. Bbc.Com. https://www.bbc.com/future/article/20200824-why-worrying-isnt-as-bad-as-you-think
- Anisa Purbasari Horton. (2018, March 20). How I Learned To Worry Productively. Fast Company; Fast Company. https://www.fastcompany.com/40543707/how-i-learned-to-worry-productively
- Skwarecki, B. (2017, March 20). How to Worry Productively. Vitals; Vitals. https://vitals.lifehacker.com/how-to-worry-productively-1793456809
- What is Productive Worry? (2012). Psychology Today. https://www.psychologytoday.com/us/blog/anxiety-files/200805/what-is-productive-worry
Earth's Atmosphere May be Rusting the Moon by Grant Currin
- Has Earth’s oxygen rusted the Moon for billions of years? (2020). EurekAlert! https://www.eurekalert.org/pub_releases/2020-09/uoha-heo083120.php
- Li, S., Lucey, P. G., Fraeman, A. A., Poppe, A. R., Sun, V. Z., Hurley, D. M., & Schultz, P. H. (2020). Widespread hematite at high latitudes of the Moon. Science Advances, 6(36), eaba1940. https://doi.org/10.1126/sciadv.aba1940
- Kramer, M. (2020, September 8). Researchers find rust on the Moon. Axios; Axios. https://www.axios.com/moon-rust-4a473774-6aa4-4b25-994c-7ba3f032d307.html
- NASA - The Moon and the Magnetotail. (2020). Nasa.Gov. https://www.nasa.gov/topics/moonmars/features/magnetotail_080416.html
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