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Podcast: Curiosity Weekly
Episode: Dirty Toothbrush, Smart Crows, Rare Supermassive Black Hole
Description: Today, youâll learn about how a tool we use to keep clean might need a little cleaning of its own, the wild intelligence of wild crows, and the case of the missing black holes.  Dirty Toothbrush   âAn updated systematic review on toothbrush contamination: An overlooked oral health concern among general population.â by Shahrukh Ali Khan, et al. 2023.  âCan Your Toothbrush Make You Sick?â n.a. 2019.  âToothbrush Terror! Can Your Toothbrush Make You Sick?â by Stephanie Watson. N.d.   Smart Crows   âFor the first time, research reveals crows use statistical l...