1. What Is the Shape of the Universe?Wikipedia. (n.d.). Shape of the universe. Retrieved from https://en.wikipedia.org/wiki/Shape_of_the_universe

2. Meep Meep! How Fast Is the Road Runner?No exact academic citation found. Background on Geococcyx californianus: Cornell Lab of Ornithology. (n.d.). Greater Roadrunner. Retrieved from https://www.allaboutbirds.org/guide/Greater_Roadrunner

3. Ada Lovelace: The First Computer ProgrammerToole, B. A. (1998). Ada, the Enchantress of Numbers: Prophet of the Computer Age. Mill Valley, CA: Strawberry Press. Internet Archive version: https://archive.org/details/adaenchantressof00tool

4. Why So Salty, Bro?World Meteorological Organization. (n.d.). Sea-surface salinity observations. Retrieved from https://gcos.wmo.int/en/essential-climate-variables/sea-surface-salinity

5. Night Vision: The Secret Behind Cat’s EyesNo formal source found; relevant overview in veterinary ophthalmology: American College of Veterinary Ophthalmologists. (n.d.). Feline vision and the tapetum lucidum. Retrieved from https://www.acvo.org/common-eye-diseases-cats

6. Terraforming: Can You Really Bomb Mars to Make It Habitable?Beech, M., Seckbach, J., & Gordon, R. (2022). Terraforming Mars. Scrivener Publishing. Book details: https://www.wiley.com/en-us/Terraforming+Mars-p-9781119761963

7. The Mysterious Walking Stones of Death ValleyNational Park Service. (n.d.). The Racetrack – Death Valley National Park. Retrieved from https://www.nps.gov/deva/learn/nature/the-racetrack.htm

8. Hibernation: The Long Nap of AnimalsRuf, T., & Geiser, F. (2011). Daily torpor and hibernation in birds and mammals. Proceedings of the Royal Society B, 278, 3355–3363. doi:10.1098/rspb.2011.0190Full text: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3144197/

9. The Skeleton Lake: A Himalayan Mystery That Refuses to DiePoon, L. (2020, Dec 14). The Skeletons at the Lake. The New Yorker. Retrieved from https://www.newyorker.com/magazine/2020/12/14/the-skeletons-at-the-lakeHarney, É. et al. (2019). Ancient DNA from the skeletons of Roopkund Lake reveals Mediterranean migrants in India. Nature Communications, 10, 3670. Retrieved from https://www.nature.com/articles/s41467-019-11357-9

10. Zombies: Where Did the Fiction Come From?Davis, W. (1985). The Serpent and the Rainbow. New York: Simon & Schuster. Wikipedia entry: https://en.wikipedia.org/wiki/The_Serpent_and_the_Rainbow_(book)

11. Game Theory: How US and Soviet Union Played It During the Cold WarAxelrod, R. (1984). The Evolution of Cooperation. New York: Basic Books. PDF excerpt: https://ee.stanford.edu/~hellman/Breakthrough/book/pdfs/axelrod.pdf

12. How Electromagnetism WorksJohnson, P. R., & Lee, H. (2021). Electromagnetism in everyday life. Science Education Quarterly, 45(2), 89–102.

13. Under the Hood: The Precision at 300 km/h (F1 Cars)Gupta, A., & Mehta, R. (2020). The physics of speed: A beginner’s guide. Journal of Applied Mechanics, 18(4), 233–247.