There was a terrific article in yesterday’s Washington Post that clearly lays out the evidence that federal bans on embryonic research – such as the stem cell research ban – are actually causing an increase in birth defects. (HT: Mahablog.)

The gist of the story is that the human reproductive system is optimized for a single fetus – not the litter-sized batches common with IVF. And multiple-births are on the rise.

Yet in the past 30 years, this country has experienced a stunning escalation in multiple births. The number of babies born as triplets, quadruplets or even more […]