male

Declining proportion of male newborns

Study links increasing temperature extremes to a declining proportion of male newborns http://t.co/t4h1LgCmCr pic.twitter.com/AzS9sITKk2 — Mother Jones (@MotherJones) October 14, 2014 It turns out that warming temperatures may have a surprising gender bias—in favor of women. That's the conclusion of a team of Japanese researchers who have discovered a "statistically significant" association