Phosphorus-rich stars with unusual abundances are challenging theoretical predictions | Nature Communications
https://www.nature.com/articles/s41467-020-17649-9Phosphorus: Humanity Is Flushing Away the Element - The Atlantic
https://www.theatlantic.com/science/archive/2021/02/phosphorus-pollution-fertilizer/617937/Scientists Found a New Kind of Star in Our Galaxy That Can't Be Explained
https://www.vice.com/en_us/article/n7w9ed/scientists-found-a-new-kind-of-star-in-our-galaxy-that-cant-be-explained