A Princeton geologist has endured decades of ridicule for arguing that the fifth extinction was caused not by an asteroid but by a series of colossal volcanic eruptions.
Interesting info about science, history, death, un-scientific feeds and the value of persistence.
https://www.theatlantic.com/magazine/archive/2018/09/dinosaur-extinction-debate/565769/ [theatlantic.com]
Background:
https://en.m.wikipedia.org/wiki/Gerta_Keller [wikipedia.org]