Learn about why Wolf-Rayet stars are the brightest stars in the sky; why immune cells in your brain may have started out in your gut; and the history of why we can thank Grace Hopper for calling computer glitches “bugs.”

Wolf-Rayet Stars Are Ridiculously Hot, Bright, and Massive by Ashley Hamer

• Howell, E. (2018, October 24). Sirius: Brightest Star in Earth’s Night Sky. Space.com; Space. https://www.space.com/21702-sirius-brightest-star.html
• NASA - Top Story: Wolf-Rayet stars have company. (2020). Nasa.gov. https://www.nasa.gov/centers/goddard/news/topstory/2004/0105wrstar.html
• Crockett, C. (2012). Wolf-Rayets are the most massive and brightest stars known | EarthSky.org. Earthsky.org. https://earthsky.org/space/wolf-rayets-are-the-most-massive-and-brightest-stars-known
• What Is A Wolf-Rayet Star? - Universe Today. (2015, February 5). Universe Today. https://www.universetoday.com/24736/wolf-rayet-star/
• Massive black hole found devouring star - Futurity. (2010, January 27). Futurity. https://www.futurity.org/massive-black-hole-found-devouring-star/

Immune cells that protect the brain get their training in the gut by Grant Currin

• The gut trains the immune system to protect the brain. (2020). EurekAlert! https://www.eurekalert.org/pub_releases/2020-11/nion-tgt110220.php
• Fitzpatrick, Zachary, et al. (2020). Gut-educated IgA plasma cells defend the meningeal venous sinuses. Nature: 1-5. https://doi.org/10.1038/s41586-020-2886-4

Why glitches are called "bugs" by Mae Rice

• Original episode: https://omny.fm/shows/curiosity-daily/contagious-yawning-conformal-cyclic-cosmology-exer

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