Asteroid crater 520km in diameter buried in southeast Australia, scientists say
Looking at that map, it's wild how many "confirmed impact structures more than 100km wide" there are <i>just in Australia</i>. There must be dozens of mass extinction events that we don't know about because the fossil record is so unclear past 500Mya.<p>[0]: <a href="https://en.wikipedia.org/wiki/Extinction_event" rel="nofollow noreferrer">https://en.wikipedia.org/wiki/Extinction_event</a><p>[1]: <a href="https://en.wikipedia.org/wiki/Chicxulub_crater" rel="nofollow noreferrer">https://en.wikipedia.org/wiki/Chicxulub_crater</a><p>[2]: <a href="https://en.wikipedia.org/wiki/Earth#Natural_history" rel="nofollow noreferrer">https://en.wikipedia.org/wiki/Earth#Natural_history</a>