Carl Zimmer on Nostr: Scientists have been puzzling over a weird little fossil called Pikaia for decades. ...

Scientists have been puzzling over a weird little fossil called Pikaia for decades. Is this 508-million-year-old creature our pre-vertebrate cousin? Now a team of researchers says the confusion all came from how we looked it it. We've had Pikaia upside down the whole time. Gift link: https://www.nytimes.com/2024/06/11/science/pikaia-vertebrate-evolution.html?unlocked_article_code=1.y00._CN-.HQ58uKBNS6lC&smid=url-share