You can have three babies that are identical (if one egg splits into three embryos), three babies that are fraternal (if three separate eggs are fertilized), or two babies that are identical and one ...

When Mrs. Marvin Glidden, 36, gave birth to a son in Los Angeles’ U.C.L.A. Medical Center earlier this month, the delivery was perfectly normal in all but one detail: on its way to the birth canal, ...