The Iceman, Y Chromosome Puzzle, Planets 

Today, you’ll hear the truth about the chromosome that determines the male sex, new secrets from an old iceman, and an exoplanet denser than steel.    Y Chromosome Puzzle  “The Y Chromosome’s genetic puzzle is finally complete.” by Tina Hesman Saey. 2023.  “Chromosomal Sex Determination in Mammals.” National Library of Medicine. N.d.  “Chromosomes Fact Sheet.” National Human Genome Research Institute. 2020.  “The new human pangenome could help unveil the biology of everyone.” by Tina Hesman Saey.   Iceman Dna   “A new look at Otzi the Iceman’s DNA reveals new ancestry and other surprises.” by Tina Hesman Saey. 2023.  “Otzi the Iceman.” by M. Vidale, et al. 2016.  “Frozen mummy’s genetic blueprints unveiled.” by Tina Hesman Saey. 2012.  “High-coverage genome of the Tyrolean Iceman reveals unusually high Anatolian farmer ancestry.” by Ke Wang, et al. 2023.   Steel Planet   “Supermassive Neptune-Sized Exoplanet Has Density Higher than Steel.” by Enrico de Lazaro. 2023.  “Bootes constellation: Location, stars and mythology.” by Tim Childers & Rebecca Sohn. 2023.  “Exoplanet Discoveries.” NASA. 2023.  “A super-massive Neptune-sized planet.” by Luca Naponiello, et al. 2023.   Follow Curiosity Daily on your favorite podcast app to get smarter with Calli and Nate — for free! 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.  Hosted on Acast. See acast.com/privacy for more information.