4 ms·
https://phys.org/news/2021-02-ancient-relic-earth-history-years.html https://phys.org/news/2021-02-ancient-relic-earth-history-ye... "Ancient relic points to a
by Supersaiyan_IV 6y ago
https://phys.org/news/2021-02-ancient-relic-earth-history-years.html https://phys.org/news/2021-02-ancient-relic-earth-history-ye... "Ancient relic points to a turning point in Earth's history 42,000 years ago"
Just because this article's title is less sensationalistic, doesn't make it any less interesting.