Economist Steven Levitt, author of Freakonomics, has long posited a controversial thesis that legalized abortion help reduced crime, by reducing unwanted children, prone to crime. However, a new paper argues that Levitt (& Donohue) made serious errors in their research. Properly analysed, abortion has no significant effect on crime. Levitt disagrees, of course.
Did the discovery of evolution lead to Darwin's agnosticism, as claimed? Carl Zimmer wonders. More importantly, can evolution be reconciled with Christianity?