Rockets Ruin Ozone, Neanderthal Smells, Orca Moms

Today you’ll learn about how rockets are preventing the ozone layer from healing properly, how researchers are figuring out the smells of the ancient world, and how mother orca whales take care of their sons to ensure the survival of their species.

Rockets Ruin Ozone

• “A rapidly growing rocket industry could undo decades of work to save the ozone layer – unless we act now” by Laura Revell, Michele Bannister, and Tyler Brown
  • https://theconversation.com/a-rapidly-growing-rocket-industry-could-undo-decades-of-work-to-save-the-ozone-layer-unless-we-act-now-198982
• “Rocket industry could undo decades of work to save the ozone layer” by University of Canterbury
  • https://www.canterbury.ac.nz/news/2023/rocket-industry-could-undo-decades-of-work-to-save-the-ozone-layer.html
• “Ozone layer recovery is on track, due to success of Montreal Protocol” by United Nations
  • https://news.un.org/en/story/2023/01/1132277
• “Scientific Assessment of Ozone Depletion: 2022” by World Meteorological Organization
  • https://ozone.unep.org/system/files/documents/Scientific-Assessment-of-Ozone-Depletion-2022-Executive-Summary.pdf

Neanderthal Smells

• “Study figured out what ancient humans might have been able to smell” by Pranjal Mehar
  • https://www.techexplorist.com/study-figured-ancient-humans-able-smell/56561/
• “Ancient Humans Had Same Sense of Smell, But Different Sensitivities” by Karl Leif Bates
  • https://today.duke.edu/2023/01/ancient-humans-had-same-sense-smell-different-sensitivities
• Genetic and functional odorant receptor variation in the Homo lineage” by Claire A. de March et al.
  • https://www.cell.com/iscience/fulltext/S2589-0042(22)02181-2

Orca Moms

• “Orca moms baby their adult sons. That favoritism pays off — eventually” by Susan Milius
  • https://www.sciencenews.org/article/orca-mom-sons-favoritism-killer-whale
• “Costly lifetime maternal investment in killer whales” by Michael N. Weiss et al.
  • https://www.cell.com/current-biology/fulltext/S0960-9822(22)01994-7
• “Killer whales follow postmenopausal leaders” by Susan Milius
  • https://www.sciencenews.org/article/killer-whales-follow-postmenopausal-leaders

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