Curiosity Weekly

Glowing Sharks, Cities’ Unique Microbes, Milky Way Mistake


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Learn about the record-breaking glowing kitefin shark; cities’ unique microbiomes; and the true origin of the Milky Way.

Dive deeper into all your favorite Shark Week shows with Shark Week’s Daily Bite Podcast hosted by Luke Tipple:

  • Listen on Apple Podcasts: https://podcasts.apple.com/us/podcast/shark-weeks-daily-bite/id1527053422
  • Listen on Spotify: https://open.spotify.com/show/0dfzM1ktSB1mSKD5z4Qujm?si=R8rNBksMRS-JrgMs9JIJ5g&dl_branch=1
  • Learn more: https://www.discovery.com/shark-week/everything-you-need-to-know-about-the-daily-bite-podcast

We just found the largest glowing shark species in the world by Grant Currin

  • Starr, M. (2021). We Just Found The Largest Luminous Glowing Shark Species in The World. ScienceAlert. https://www.sciencealert.com/three-new-luminous-glowing-sharks-have-been-found-living-in-the-ocean-s-dark-depths
  • Mallefet, J., Stevens, D. W., & Duchatelet, L. (2021). Bioluminescence of the Largest Luminous Vertebrate, the Kitefin Shark, Dalatias licha: First Insights and Comparative Aspects. Frontiers in Marine Science, 8. https://doi.org/10.3389/fmars.2021.633582
  • Fox, A. (2021, March 5). Nearly Six-Foot-Long Glowing Shark Discovered in Deep Sea Off New Zealand. Smithsonian Magazine; Smithsonian Magazine. https://www.smithsonianmag.com/smart-news/nearly-six-foot-glowing-shark-discovered-deep-sea-new-zealand-180977163/
  • Largest Glowing Shark Species Discovered Near New Zealand. (2021). The New York Times. https://www.nytimes.com/2021/03/05/science/biggest-glowing-shark.html

Different cities have different microbial fingerprints by Grant Currin

  • Danko, D., Bezdan, D., Afshin, E. E., Ahsanuddin, S., Bhattacharya, C., Butler, D. J., Chng, K. R., Donnellan, D., Hecht, J., Jackson, K., Kuchin, K., Karasikov, M., Lyons, A., Mak, L., Meleshko, D., Mustafa, H., Mutai, B., Neches, R. Y., Ng, A., & Nikolayeva, O. (2021). A global metagenomic map of urban microbiomes and antimicrobial resistance. Cell. https://doi.org/10.1016/j.cell.2021.05.002
  • Coxworth, B. (2021, May 28). Study determines that each city has its own microbial signature. New Atlas. https://newatlas.com/science/cities-microbiome-signature/
  • Yarlagadda, T. (2021, May 27). Scientists reveal a global map that could help us track the next deadly pathogen. Inverse; Inverse. https://www.inverse.com/science/city-microbial-census
  • See which microbe species were found in your area: http://metasub.org/map/
  • See which antibiotic-resistant bacteria were found in your area: https://resistanceopen.org/

The Milky Way probably didn't form from a collision like we thought by Briana Brownell

  • Milky Way not unusual, astronomers find. (2021). EurekAlert! https://www.eurekalert.org/pub_releases/2021-05/acoe-mwn052021.php
  • Scott, N., van de Sande, J., Sharma, S., Bland-Hawthorn, J., Freeman, K., Gerhard, O., Hayden, M. R., & McDermid, R. (2021). Identification of an [α/Fe]—Enhanced Thick Disk Component in an Edge-on Milky Way Analog. The Astrophysical Journal Letters, 913(1), L11. https://doi.org/10.3847/2041-8213/abfc57
  • https://www.ctvnews.ca/sci-tech/everything-we-thought-we-knew-about-our-galaxy-s-origin-might-be-wrong-1.5443661

Follow Curiosity Daily on your favorite podcast app to learn something new every day with Cody Gough and Ashley Hamer. Still curious? Get exclusive science shows, nature documentaries, and more real-life entertainment on discovery+! Go to https://discoveryplus.com/curiosity to start your 7-day free trial. discovery+ is currently only available for US subscribers.

 

Find episode transcript here: https://curiosity-daily-4e53644e.simplecast.com/episodes/glowing-sharks-cities-unique-microbes-milky-way-mistake

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