The Pill and other birth control devices are available everywhere, but women still get pregnant without wanting to: too many people neglect precautions at precisely the wrong time or use them improperly. Therefore scientists continue to search for an effective next-day antidote to tonight's mistake. An experiment announced last week in the Journal of the American Medical Association gives strong evidence that such a pill is not only feasible, but that a woman can have up to 72 hours after intercourse to correct matters.
Dr. Lucile Kuchera of the University of Michigan Health Service kept records on 1,000 women who had come...