Get ready to take a big old bite of science (and fun)! This week, we’re sinking our teeth… into teeth! Ouch! 

Plus, Hank comes up with yet another Million Dollar Idea! You can’t afford to miss this episode!

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Sources:

[Tooth or Fail]

Chiton Teeth

https://news.northwestern.edu/stories/2021/05/rare-mineral-from-rocks-found-in-chiton-teeth/

Pink Sea Urchin Teeth

https://www.cell.com/matter/fulltext/S2590-2385(19)30173-0

https://www.sciencemag.org/news/2019/09/rock-munching-sea-urchins-have-self-sharpening-teeth

[Fact Off]

Piranha teeth

picture: https://s3-us-west-2.amazonaws.com/uw-s3-cdn/wp-content/uploads/sites/6/2019/10/15085831/Piranha-replacement-teeth-750x422.jpg

https://www.washington.edu/news/2019/10/15/piranha-fish-swap-old-teeth-for-new-simultaneously/

https://onlinelibrary.wiley.com/doi/abs/10.1111/ede.12306

https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3670376/

https://onlinelibrary.wiley.com/doi/full/10.1002/jmor.20380

https://theconversation.com/how-sharks-could-help-us-regrow-our-own-human-teeth-63531

Baby Dino Teeth

https://www.cell.com/current-biology/pdf/S0960-9822(16)31269-6.pdf

https://www.eurekalert.org/pub_releases/2016-12/gwu-ntn121516.php

https://gwtoday.gwu.edu/newly-discovered-dinosaur-species-lost-teeth-adults

Braces

https://www.healthline.com/health/how-do-braces-work

https://orthodonticassoc.com/braces/how-do-braces-work/

https://www.healthline.com/health/retainers-after-braces

[Butt One More Thing]

Fecal bacteria on toothbrushes

https://www.sciencedaily.com/releases/2015/06/150602130650.htm