A new normal: Study explains universal pattern
in fossil record, Santa Fe Institute, June 26, 2019
https://www.sciencedaily.com/releases/2019/06/190626160341.htm
http://www.terradaily.com/reports/A_new_normal_Study_explains_universal_pattern_in_fossil_record_999.html
https://www.eurekalert.org/pub_releases/2019-06/sfi-ann061919.php
The paper is:
Rominger, A.J., Fuentes, M.A. and Marquet, P.A.,
2019. Nonequilibrium evolution of volatility in
origination and extinction explains fat-tailed
fluctuations in Phanerozoic biodiversity. Science
Advances, 5(6), p.eaat0122. (open access paper)
https://advances.sciencemag.org/content/5/6/eaat0122.abstract
Yours,
Paul H.