OP 07 January, 2025 - 07:34 PM
Scientists recently discovered that the giant 'conveyer belt' currents that push star-forged material out of our galaxy and pull it back in can also transport carbon atoms. That means that a good deal of the carbon here on Earth, including the carbon in our bodies, likely left the galaxy at some point!
https://www.washington.edu/news/2025/01/...eyer-belt/
https://www.washington.edu/news/2025/01/...eyer-belt/