New Scientist article now live.

"Only asteroids that hit a certain mineral trigger a mass extinction"

Read more: https://www.newscientist.com/article/2278447-only-asteroids-that-hit-a-certain-mineral-trigger-a-mass-extinction/#ixzz6vrqHK4NT

The full (preprint) article is here https://doi.org/10.31223/X5RK6C where my co-authors and I reveal a pattern between K-feldspar rich ejecta blankets and the evolution of life through 600 million years.