Here is a popsci article on the same subject: https://phys.org/news/2022-09-ancient-shark-china-humans-oldest.html https://phys.org/news/2022-09-ancient-shark-c

Here is a popsci article on the same subject: https://phys.org/news/2022-09-ancient-shark-china-humans-oldest.html https://phys.org/news/2022-09-ancient-shark-china-humans-old... No paywall.