Bujold is awesome, though I liked 'Shards of Honor' and 'Barrayar' better than the stuff with Miles.

And yep, mad science definately helps out with mpreg. Over in Narbonic, it's even . . . wait, no, don't want to spoil you if you wind up checking it out.

Hard to say what approach Agatha might take. She might attempt experiments on herself while pregnant, for various things.