Scientific American, “Taking sex differences in personality seriously”, by Scott Barry Kaufman, 12/12/2019. 

Yale Daily News, “Evolution’s gift: the female orgasm”, by Arielle Biro, 10/09/2019.

New Scientist, “Female orgasm may have evolved from a trigger for ovulation”, by Clare Wilson, 09/30/2019.

Psychology Today, “5 reasons why women and men care about big muscles: New research reveals which muscles women and men consider most attractive”, by Rob Henderson, 07/20/2019.