Gizzards in Your Gas Tank
And other news from science and technology.
A UNICEF report says 130 million women have endured female genital mutilation. Previous estimates said 2 million girls were mutilated each year; the new estimate is 3 million each year. But the increase is due to better reporting, and the trend actually seems to be going down: In Egypt and Guinea, where nearly all women aged 15-49 have had FGM, only half of these women said their daughters have had it.
A genetic mutation correlates with antisocial behavior in kids with ADHD. In a six-year sample of 240 ADHD kids, "Early-onset antisocial behavior" was "predicted by a specific COMT gene variant" even after accounting for IQ, age, and sex.
Latest Human Nature columns: 1) The pope's antigay tendencies. 2) The overconfidence of stem-cell liberals. 3) Pat Robertson vs. the pope on intelligent design. 4) Does Alito treat women like girls? 5) Monty Python's flying creationism. 6) Two breakthroughs in the stem-cell war. 7) Bill Bennett's racial determinism. 8) The mainstreaming of anal sex.
Will Saletan covers science, technology, and politics for Slate and says a lot of things that get him in trouble.